Sheet metal part stamping and bending device

Abstract

The utility model discloses a stamping and bending device for sheet metal parts, and relates to the technical field of stamping and bending of sheet metal parts. The sheet metal part stamping and bending device comprises a bending machine body, a pressing block is arranged on one side of the bending machine body, a lifting mechanism is arranged on one side of the bending machine body, and a measuring mechanism is arranged on one side of the bending machine body. According to the stamping and bending device for the sheet metal part, by arranging the protractor, when the bending angle of the sheet metal part needs to be controlled, the sheet metal part is firstly placed between the lower die and the upper die and located at the bottoms of the two sleeves, and when the sheet metal part is bent through the upper die, the sleeves rotate along with the change of the angle of the sheet metal part; when the sleeve rotates, the first connecting plate and the second connecting plate are driven to rotate, at the moment, the bending angle can be measured by observing scale marks on one side of the observation groove, the gear drives the toothed plate and the protractor to ascend and descend by rotating the rotary button, the device can adapt to sheet metal parts of different thicknesses, and the bending angle of the sheet metal parts can be conveniently controlled through the device.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sheet metal stamping and bending technical field, concretely relates to a sheet metal stamping and bending device. BACKGROUND

[0002] Sheet metal bending machine is a kind of mechanical equipment for bending processing to sheet metal, and it mainly applies pressure to the sheet metal placed between the upper die and the lower die through the relative movement of the upper die and the lower die, so that the sheet metal is plastically deformed, thereby achieving the purpose of bending. The main types include mechanical bending machine, hydraulic bending machine and numerical control bending machine.

[0003] The above-mentioned device does not have the structure of angle precision control of mechanical bending machine when in use, so that the bending angle of the existing manual mechanical bending machine can only rely on the die or multiple bending angle measurement when in use, which is more cumbersome to use and has poor precision. Based on the existing technical deficiencies, the utility model designs a sheet metal stamping and bending device. UTILITY MODEL CONTENTS

[0004] To solve the above-mentioned problems existing in the prior art, the utility model provides a sheet metal stamping and bending device, which has the characteristics of angle precision control of mechanical bending machine.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a sheet metal stamping and bending device, comprising a bending machine main body, a pressing block is arranged on one side of the bending machine main body, a lifting mechanism is arranged on one side of the bending machine main body, and a measuring mechanism is arranged on one side of the bending machine main body.

[0006] The measuring mechanism comprises a protractor, a scale line, a level, a positioning shaft and a torsion spring, the protractor is arranged on one side of the bending machine main body, the scale line is arranged on one side of the protractor, the level is arranged on one side of the protractor, the positioning shaft is fixedly connected on one side of the protractor, the torsion spring is movably sleeved on the outer surface of the positioning shaft, the connecting plate one is rotatably connected on one side of the protractor, the connecting groove is formed in one side of the connecting plate one, the observation groove is formed in one side of the connecting plate one, the threaded rod is fixedly connected on one side of the connecting plate one, the sleeve is threadedly sleeved on the outer surface of the threaded rod, and the connecting plate two is arranged on one side of the connecting plate one.

[0007] As a preferred technical scheme of the sheet metal stamping and bending device of the utility model, the lifting mechanism comprises a mounting block, a sliding groove, a through groove, a toothed plate, a knob and a gear, the mounting block is fixedly installed on one side of the bending machine main body, the sliding groove is formed in the upper surface of the mounting block, the through groove is formed in the lower surface of the sliding groove, the toothed plate is slidably connected in the mounting block, the gear is meshingly connected on one side of the toothed plate, and the knob is fixedly connected on one side of the gear.

[0008] As a kind of metal plate stamping bending device preferred technical scheme of the utility model, the bending machine main body One side is fixedly connected with bearing strip, the bearing strip One side is provided with positioning block, the top of bearing strip is provided with lower mould, the top of bending machine main body is fixedly installed with rotating shaft.

[0009] As a kind of metal plate stamping bending device preferred technical scheme of the utility model, the bottom of pressure block is fixedly installed with upper mould, the top of pressure block is provided with crankshaft, the one side of crankshaft is provided with roller shaft, the one side of roller shaft is fixedly connected with pressure rod.

[0010] As a kind of metal plate stamping bending device preferred technical scheme of the utility model, protractor is slidably connected at the side of bending machine main body, torsional spring is movably clamped in the inside of connecting plate one.

[0011] As a kind of metal plate stamping bending device preferred technical scheme of the utility model, torsional spring is movably clamped in the inside of connecting groove, torsional spring is movably clamped in the inside of connecting plate two.

[0012] As a kind of metal plate stamping bending device preferred technical scheme of the utility model, connecting plate one is rotatably connected at the side of scale line, observation groove is arranged at the side of scale line.

[0013] As a kind of metal plate stamping bending device preferred technical scheme of the utility model, toothed plate is slidably connected in the inside of through groove, knob is rotatably connected at the side of mounting block.

[0014] Compared with prior art, the utility model has the advantages that:

[0015] 1、The utility model discloses a kind of metal plate stamping bending device, when needing to control the bending angle of metal piece, first, metal piece is placed between lower mould and upper mould, and located the bottom of two sleeves, when upper mould is bent to metal piece, sleeve rotates with the angle change of metal piece, connecting plate one and connecting plate two are rotated when sleeve rotates, the scale line at the side of observation groove is measured bending angle when being observed at this time, and the gear drives toothed plate and protractor to be lifted by rotating knob, can adapt to metal piece of different thickness, the bending angle of metal piece is conveniently controlled by the device. DRAWINGS

[0016] The drawings are used to provide further understanding of the utility model, and constitute part of specification, with the embodiment of the utility model for explaining the utility model, and do not constitute limitation to the utility model.In the drawings:

[0017] Figure 1 It is the bending machine main body structure schematic view of the utility model;

[0018] Figure 2 It is the lower die structure schematic view of the utility model;

[0019] Figure 3 It is the pressure rod structure schematic view of the utility model;

[0020] Figure 4 It is the lifting mechanism structure schematic view of the utility model;

[0021] Figure 5 It is the measuring mechanism structure schematic view of the utility model.

[0022] In the figure: 1, bending machine main body;101, bearing strip;102, positioning block;103, lower die;104, shaft;2, pressing block;201, upper die;202, crankshaft;203, roller shaft;204, pressure rod;3, lifting mechanism;301, mounting block;302, sliding slot;303, through slot;304, toothed plate;305, knob;306, gear;4, measuring mechanism;401, protractor;402, scale;403, level;404, positioning shaft;405, torsion spring;406, connecting plate one;407, connecting groove;408, observation groove;409, threaded rod;410, sleeve;411, connecting plate two. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0024] Please refer to Figures 1-5 The utility model provides the following technical scheme: a sheet metal part stamping and bending device, including bending machine main body 1, the side of bending machine main body 1 is provided with pressing block 2, the side of bending machine main body 1 is provided with lifting mechanism 3, the side of bending machine main body 1 is provided with measuring mechanism 4;

[0025] The side of bending machine main body 1 is fixedly connected with bearing strip 101, the side of bearing strip 101 is provided with positioning block 102, the top of bearing strip 101 is provided with lower die 103, the top of bending machine main body 1 is fixedly installed with shaft 104.

[0026] The bottom of pressing block 2 is fixedly installed with upper die 201, the top of pressing block 2 is provided with crankshaft 202, the side of crankshaft 202 is provided with roller shaft 203, the side of roller shaft 203 is fixedly connected with pressure rod 204.

[0027] It needs to be further explained that: the bearing strip 101 is arranged on one side of the bending machine body 1, the lower die 103 is fixedly installed on the top of the bearing strip 101 through the positioning block 102, the upper die 201 is arranged on the top of the lower die 103, and the upper die 201 is fixedly installed on the bottom of the pressing block 2; when the roller shaft 203 is driven to rotate by the pressure rod 204, the crankshaft 202 is driven to rotate, and at this time, the pressing block 2 and the upper die 201 are lifted on the top of the lower die 103, so as to stamp and bend the sheet metal part; and the sheet metal part is measured by the measuring mechanism 4 when stamping and bending the sheet metal part, so as to control the bending angle.

[0028] Please refer to Figures 4-5 The utility model provides the following technical scheme:

[0029] The measuring mechanism 4 includes a protractor 401, a scale line 402, a level 403, a positioning shaft 404 and a torsion spring 405, the protractor 401 is arranged on one side of the bending machine body 1, the scale line 402 is arranged on one side of the protractor 401, the level 403 is arranged on one side of the protractor 401, the positioning shaft 404 is fixedly connected on one side of the protractor 401, the torsion spring 405 is movably sleeved on the outer surface of the positioning shaft 404, the connecting plate one 406 is rotatably connected on one side of the protractor 401, the connecting groove 407 is formed on one side of the connecting plate one 406, the observation groove 408 is formed on one side of the connecting plate one 406, the threaded rod 409 is fixedly connected on one side of the connecting plate one 406, the sleeve 410 is threadedly sleeved on the outer surface of the threaded rod 409, and the connecting plate two 411 is arranged on one side of the connecting plate one 406.

[0030] The lifting mechanism 3 includes a mounting block 301, a sliding groove 302, a through groove 303, a toothed plate 304, a knob 305 and a gear 306, the mounting block 301 is fixedly installed on one side of the bending machine body 1, the sliding groove 302 is formed in the upper surface of the mounting block 301, the through groove 303 is formed in the lower surface of the sliding groove 302, the toothed plate 304 is slidably connected in the mounting block 301, the gear 306 is in meshing transmission with one side of the toothed plate 304, and the knob 305 is fixedly connected on one side of the gear 306.

[0031] The protractor 401 is slidably connected on one side of the bending machine body 1, and the torsion spring 405 is movably clamped in the connecting plate one 406.

[0032] The torsion spring 405 is movably clamped in the connecting groove 407 and the connecting plate two 411.

[0033] The connecting plate one 406 is rotatably connected on one side of the scale line 402, and the observation groove 408 is arranged on one side of the scale line 402.

[0034] The toothed plate 304 is slidingly connected inside the through groove 303, and the rotating knob 305 is rotatably connected to one side of the mounting block 301.

[0035] It should be further explained that the sheet metal part is placed between the lower die 103 and the upper die 201 and at the bottom of the two sleeves 410, when the upper die 201 bends the sheet metal part, the sleeve 410 rotates with the change of the angle of the sheet metal part, the connecting plate one 406 and the connecting plate two 411 are rotated when the sleeve 410 rotates, at this time, the bending angle can be measured by observing the scale line 402 on one side of the observation groove 408, and the toothed plate 304 and the protractor 401 can be lifted by rotating the rotating knob 305 to drive the gear 306, which can adapt to sheet metal parts of different thicknesses.

[0036] Working principle: when the sheet metal part stamping and bending device is used, the bearing strip 101 is arranged on one side of the bending machine body 1, the lower die 103 is fixedly installed on the top of the bearing strip 101 through the positioning block 102, the upper die 201 is arranged on the top of the lower die 103, and the upper die 201 is fixedly installed on the bottom of the pressing block 2, when the roller shaft 203 is rotated by the pressing rod 204, the roller shaft 203 drives the crankshaft 202 to rotate, at this time, the crankshaft 202 drives the pressing block 2 and the upper die 201 to lift on the top of the lower die 103, so as to stamp and bend the sheet metal part, and the sheet metal part is measured by the measuring mechanism 4 when the sheet metal part is stamped and bent, so as to control the bending angle;

[0037] When it is necessary to control the bending angle of the sheet metal part, first, the sheet metal part is placed between the lower die 103 and the upper die 201 and at the bottom of the two sleeves 410, when the upper die 201 bends the sheet metal part, the sleeve 410 rotates with the change of the angle of the sheet metal part, the connecting plate one 406 and the connecting plate two 411 are rotated when the sleeve 410 rotates, at this time, the bending angle can be measured by observing the scale line 402 on one side of the observation groove 408, and the toothed plate 304 and the protractor 401 can be lifted by rotating the rotating knob 305 to drive the gear 306, which can adapt to sheet metal parts of different thicknesses, and the device is convenient for controlling the bending angle of the sheet metal part.

[0038] Finally, it should be pointed out that the above is only a preferred embodiment of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement of some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A press brake device for stamping and bending sheet metal parts, comprising a press brake body (1), characterized in that: One side of the bending machine body (1) is provided with a pressing block (2), one side of the bending machine body (1) is provided with a lifting mechanism (3), one side of the bending machine body (1) is provided with a measuring mechanism (4); The measuring mechanism (4) comprises a protractor (401), a scale line (402), a level (403), a positioning shaft (404) and a torsion spring (405), the protractor (401) is arranged on one side of the bending machine body (1), one side of the protractor (401) is provided with the scale line (402), one side of the protractor (401) is provided with the level (403), one side of the protractor (401) is fixedly connected with the positioning shaft (404), the outer surface of the positioning shaft (404) is movably sleeved with the torsion spring (405), one side of the protractor (401) is rotatably connected with a connecting plate one (406), one side of the connecting plate one (406) is provided with a connecting groove (407), one side of the connecting plate one (406) is provided with an observation groove (408), one side of the connecting plate one (406) is fixedly connected with a threaded rod (409), the outer surface of the threaded rod (409) is threadedly sleeved with a sleeve (410), and one side of the connecting plate one (406) is provided with a connecting plate two (411).

2. The stamping and bending device according to claim 1, characterized in that: The lifting mechanism (3) comprises a mounting block (301), a sliding groove (302), a through groove (303), a toothed plate (304), a knob (305) and a gear (306), the mounting block (301) is fixedly installed on one side of the bending machine body (1), the upper surface of the mounting block (301) is provided with the sliding groove (302), the lower surface of the sliding groove (302) is provided with the through groove (303), the inside of the mounting block (301) is slidably connected with the toothed plate (304), one side of the toothed plate (304) is engagedly driven by the gear (306), and one side of the gear (306) is fixedly connected with the knob (305).

3. The stamping and bending device according to claim 1, characterized in that: One side of the bending machine body (1) is fixedly connected with a bearing strip (101), one side of the bearing strip (101) is provided with a positioning block (102), and the top of the bearing strip (101) is provided with a lower die (103).

4. The stamping and bending device according to claim 1, characterized in that: The bottom of the pressing block (2) is fixedly installed with an upper die (201), the top of the pressing block (2) is provided with a crankshaft (202), one side of the crankshaft (202) is provided with a roller shaft (203), and one side of the roller shaft (203) is fixedly connected with a pressing rod (204).

5. The stamping and bending device according to claim 1, characterized in that: The protractor (401) is slidably connected on one side of the bending machine body (1), and the torsion spring (405) is movably clamped in the inside of the connecting plate one (406).

6. The stamping and bending device according to claim 1, characterized in that: The torsion spring (405) is movably clamped in the inside of the connecting groove (407) and the connecting plate two (411).

7. The stamping and bending device according to claim 1, characterized in that: The connecting plate one (406) is rotatably connected on one side of the scale line (402), and the observation groove (408) is arranged on one side of the scale line (402).

8. The stamping and bending device according to claim 2, characterized in that: The toothed plate (304) is slidingly connected inside the through groove (303), and the rotating knob (305) is rotatably connected to one side of the mounting block (301).

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