CN203495035U

CN203495035U - Table type manual flanging machine

Info

Publication number: CN203495035U
Application number: CN201320660523.XU
Authority: CN
Inventors: 崔希文; 张稳; 潘铁军
Original assignee: Henan University of Technology
Current assignee: Henan University of Technology
Priority date: 2013-10-25
Filing date: 2013-10-25
Publication date: 2014-03-26
Anticipated expiration: 2023-10-25

Abstract

A table type manual flanging machine comprises a guide vertical column, a machine head part and a clamp, wherein the guide vertical column is perpendicular to the plane of a base and fixedly installed on the base, the machine head part is installed on a cantilever type structure on the guide vertical column through a guide sleeve, and the clamp is located below a machine head and installed on the base through a connecting part. The table type manual flanging machine is characterized in that a power box of the machine head part comprises a rack, a gear shaft, a handle base and a handle rod, wherein the rack is installed in a vertical shaft hole machined in a power box body in a sliding fit mode, the gear shaft is meshed with the rack, the handle base is installed at one end of the gear shaft in a key connection mode, and the handle rod is assembled on the handle base in a threaded connection mode; a flanging tool fixing body for installing a flanging tool is connected to the lower end of the rack; the clamp for fixing a tool groove is installed at the position, corresponding to the flanging tool, of the base through the connecting part; the tool groove and the flanging tool jointly form an upper die and a lower die for flanging sheet metal.

Description

Table hand folding brake

Technical field

The utility model relates to flanging forming equipment indispensable in small-sized sheet metal component machine-shaping process, relates to specifically a kind of table hand folding brake.The effect of this table hand folding brake is exactly the mode of the logical manual pressure of small sized metallic plate to be made it to occur plastic deformation become the sheet metal part with certain angle shape, meet Production requirement, comparatively desirable flanging forming equipment in Ye Shi institution of higher education panel beating practice simultaneously.

Background technology

Existing hand joggling machine mostly is console mode, and volume, size are larger, and price is also higher.At small size sheet metal component manufacturing factory or institution of higher education's panel beating practice workshop and Students' Innovation, put into practice place, the sheet metal component running into is often less, lack a kind of simple in structure, easy to operate, the table hand folding brake that takes up room less.

Summary of the invention

The utility model object mostly is console mode for existing hand joggling machine just, volume, size are larger, dumb, inconvenient shortcoming in the operation of small size sheet metal component (below flanging width 200mm) flanging, and provide a kind of small size sheet metal component that is mainly used in to make the simple in structure of enterprise or institution of higher education's panel beating practice, easy to operate, the table hand folding brake that takes up room less.

The purpose of this utility model can realize by following measures:

Table hand folding brake of the present utility model comprises being fixedly mounted on the guide upright post on base with the perpendicular mode of base plane, by fairlead, be arranged on the head section of the cantilever structure on guide upright post, and by connector, be arranged on the fixture on base below being positioned at head; The headstock of described head section comprises with sliding matching mode and is arranged on the tooth bar in the vertical axis hole processing on headstock casing, the gear shaft being meshed with tooth bar, by key connected mode, is arranged on the handle set of gear shaft one end and is threaded connection the handlebar being assemblied on handle set; In tooth bar lower end, be connected with the folding knife fixed body for installation folding cutter; On the base corresponding with folding knife position, by connector, the fixture for dead knife groove is installed; Described cutter groove and folding knife are configured for metal blank to carry out the upper and lower mould of flanging jointly.

Described in the utility model, on fairlead, be processed with shaft orientation opening groove, opening is equipped with lock-screw and opens screw.When position is adjusted, unclamp pinching screw, screw and open screw, open in rear vertical hole, after adjusting to the right place, and loose tensioning screw, then tighten lock-screw.

Tooth bar described in the utility model is cylindrical structural, and fixed installation is useful on the locating ring that prevents tooth bar rotation above the tooth bar installing hole of headstock, and described locating ring coordinates with the keyway of tooth bar by feather key.

The fixed body of folding knife described in the utility model is a plank frame, and bottom processing is for the step of installation folding cutter 17.

The utility model compared with prior art has following beneficial effect:

1) engagement of tooth axle and rack circle will rotatablely move and become rectilinear motion, and rack circle and headstock hole fit clearance easily guarantee, processing technology is better, and making is easy, and cost of manufacture is low.

2) angle of bending depends on the angle of folding knife and the angle of cutter groove, for adapting to different bending angle needs, between folding knife and cutter fixed body, adopt screw in compression, between cutter groove and fixture, also adopt the mode of screw in compression, can change easily as required.

3) folding brake headstock is assemblied on guide upright post, and this headstock hole is open pore, with two lock-screw lockings.Unclamp 2 lock-screws and can adjust easily the high and low position of folding brake head, to adapt to the different requirement for height of various sheet metal components.

4) simple in structure, operating maintenance is convenient.Full-size 500mm left and right, can be placed on the enterprising line operate of table top.Especially applicable institution of higher education, the practice of professional colleges panel beating or Students' Innovation are made and are used.

In a word, the utility model utilizes lever principle to realize reinforcement; Utilize rack-and-pinion transmission, will rotatablely move and be converted to rectilinear motion, in tooth bar end, load onto folding knife, while pressing down, can carry out bending to the sheet material being placed on cutter groove, simple in structure, operating maintenance is convenient, and especially applicable student's panel beating practice is used.

Accompanying drawing explanation

Fig. 1 is front view of the present utility model.

Fig. 2 is the left view of Fig. 1.

Fig. 3 is the A-A amplification view of Fig. 1.

Fig. 4 is the B--B partial sectional view of Fig. 2.

Fig. 5 is the D--D partial sectional view of Fig. 3.

Fig. 6 is the E--E partial sectional view of Fig. 5.

Fig. 7 is the local amplification view of the C--C of Fig. 1.

In figure, the title of each sequence number is as follows: 1-headstock, 2-locating ring, 3-tooth bar, 4-end cap, 5-guide upright post, 6-lock-screw 7-open screw 8-left end cap 9-right end cap 10-handlebar 11-shaft end ring 12-tooth axle 13-handle set 14-taper knob 15-folding knife fixed body 16-SOC.HD. cap screw 17-folding knife 18-base 19-flush end holding screw 20-fixture 21-cutter groove 22-bearing.

The specific embodiment

The utility model is further described below with reference to embodiment (accompanying drawing):

As shown in Figure 1, 2, table hand folding brake of the present utility model comprises being fixedly mounted on the guide upright post 5 on base 18 with the perpendicular mode of base 18 planes, by fairlead, be arranged on the head section of the cantilever structure on guide upright post 5, and by connector, be arranged on the fixture 20 on base 18 below being positioned at head; The headstock 1 of described head section comprise with sliding matching mode be arranged on the tooth bar 3 in the vertical axis hole processing on headstock casing, the gear shaft 12 being meshed with tooth bar, by key connected mode, be arranged on the handle set 13 of gear shaft 12 one end and be threaded connection the handlebar 10(being assemblied on handle set 13 shown in Figure 3); In tooth bar 3 lower ends, be connected with the folding knife fixed body 15 for installation folding cutter 17; On the base 18 corresponding with folding knife 17 positions, by connector, the fixture 20 for dead knife groove 21 is installed; Described cutter groove 21 and folding knife 17 are configured for metal blank to carry out the upper and lower mould of flanging jointly; Described tooth bar 3 is cylindrical structural, and fixed installation is useful on the locating ring 2 that prevents tooth bar rotation above the tooth bar installing hole of headstock, and described locating ring 2 coordinates (shown in Fig. 1,5,6) with the keyway of tooth bar 3 by feather key.

Described in the utility model, on fairlead, be processed with shaft orientation opening groove, opening is equipped with lock-screw 6 and opens screw 7.When position is adjusted, unclamp pinching screw, screw and open screw, open in rear vertical hole, after adjusting to the right place, loose tensioning screw, then tighten lock-screw can (shown in Fig. 1,3,7).

The fixed body of folding knife described in the utility model 15 is a plank frame, and bottom processing is for the step (shown in Figure 4) of installation folding cutter 17.

More specifically, the described guide upright post in the utility model 5 adopts 4 outer six side's screws to be arranged on base 18.During assembling, should guarantee that guide upright post 5 is vertical with plane on base 18.

As shown in Figure 3, the rear upright opening of headstock 1 is enclosed within on guide upright post 5 in the assembling of head section on guide upright post, and this hole circle has been cut the wide sulculus of 2mm on week, be open pore, and opening is equipped with two lock-screws 6 and one and opens screw 7.

Head section is comprised of headstock 1, tooth bar 3, tooth axle 12, handle set 13, handlebar 10, folding knife fixed body 15, folding knife 17 etc.Handlebar 10 is threaded connection and is assemblied on handle set 13, and handle set 13 is contained on gear shaft 12, with a flat key, both is connected as a single entity.Gear shaft 12 is contained in headstock hole, for guaranteeing to rotate flexibly, two ends respectively fill one, ball bearing, gear shaft 12 and rack circle 3 engagements that are contained in the vertical hole of headstock 1, between rack circle 3 and the vertical hole of headstock 1, adopt and be slidably matched, can move up and down within the specific limits, simultaneously for preventing that rack circle is rotated in headstock top and fills a locating ring 2(as shown in Figure 5), on locating ring 2, be processed with feather key, feather key coordinates with the keyway of rack circle 3, limited the rotation of rack circle 3 in moving up and down process, 3 sunk screws of locating ring 2 use are contained on headstock 1.A folding knife fixed body 15 is installed with 2 outer six side's screws in rack circle 3 lower ends, special folding knife 17 can be installed by folding knife fixed body 15 lower step places, with 4 SOC.HD. cap screws, compress, during tool changing, only need unclamp these 4 screws and get final product (as shown in Figure 4).

Holder part is comprised of fixture 20,

cutter groove

21 and 2 SOC.HD. cap screws, 2 styletable holding screws 19, cutter Cao 21 is pressed in clamp body 20 by two styletable holding screws, 2 SOC.HD. cap screws of clamp body 20 use are pressed on base 18, more only need unclamp two styletable holding screws 19 during tool changing groove.

Operation principle of the present utility model is as follows:

Metal blank is placed on cutter groove, right hand turning handle bar 10, drive handle set 13 to rotate, handle set 13 adopts key to be connected with gear shaft 12, thereby drive tooth axle 12 to rotate, tooth axle 12 and tooth bar 3 engagements, rotatablely moving of tooth axle 12 is converted to the rectilinear motion up and down of tooth bar 3, then drive folding knife fixed body 15, the folding knife 17 be contained on tooth bar 3 to move up and down, complete pressing down (making the sheet material being placed on cutter groove bend to respective angles), the action (taking-up workpiece) such as lifting of folding knife 17.Due to will be more than the reference radius of tooth axle 12 large many of the length of handlebar 10, according to lever principle, tooth axle 12 acts on and on rack circle 3, lifts or downforce will be multiplied, and has realized reinforcement effect, makes bending seem more light.

Different according to the angle of bending, the angle of folding knife 17, cutter groove 21 also variation thereupon.In four of folding knife 17 use, six side's sunk screws are pressed on folding knife fixed body 15, and the six side's sunk screws in four that come loose can be changed folding knife 17(as shown in Figure 4 easily).And cutter groove 21 is to be pressed in clamp body 20 by two styletable holding screws, two the styletable holding screws that only need come loose can be changed easily cutter groove 21(and see shown in Fig. 1,2).

The high and low position of headstock 1 can be adjusted at any time, adjusting operation is as follows: unclamp headstock lock-screw 6, screw and open screw 7, after motivation of adjustment case high and low position, unclamp and open screw 7, tighten lock-screw 6, headstock 1 is clamped on guide upright post 5, to be suitable for the sheet metal component needs of different size.

Claims

1. a table hand folding brake, comprise being fixedly mounted on the guide upright post on base with the perpendicular mode of base plane, by fairlead, be arranged on the head section of the cantilever structure on guide upright post, and by connector, be arranged on the fixture on base below being positioned at head, it is characterized in that: the headstock of head section comprises with sliding matching mode and is arranged on the tooth bar in the vertical axis hole processing on headstock casing, the gear shaft being meshed with tooth bar, by key connected mode, be arranged on the handle set of gear shaft one end, and be threaded connection the handlebar being assemblied on handle set, in tooth bar lower end, be connected with the folding knife fixed body for installation folding cutter, on the base corresponding with folding knife position, by connector, the fixture for dead knife groove is installed, described cutter groove and folding knife are configured for metal blank to carry out the upper and lower mould of flanging jointly.

2. table hand folding brake according to claim 1, is characterized in that: on described fairlead, be processed with shaft orientation opening groove, opening is equipped with lock-screw and opens screw.

3. table hand folding brake according to claim 1, it is characterized in that: described tooth bar is cylindrical structural, and above the tooth bar installing hole of headstock, fixed installation is useful on the locating ring that prevents tooth bar rotation, and described locating ring coordinates with the keyway of tooth bar by feather key.