Sheet metal part flattening device for sheet metal machining

Abstract

The utility model relates to the technical field of sheet metal processing, and discloses a sheet metal part flattening device for sheet metal processing, which comprises a sheet metal part processing table, the top of the sheet metal part processing table is fixedly connected with an L-shaped support frame, a replacement mechanism is arranged below the inside of the L-shaped support frame, the replacement mechanism comprises a mounting cover, and the mounting cover is fixedly connected with the L-shaped support frame. And a flattening plate is arranged in the mounting cover. The limiting rods are driven to vertically move upwards, the bottom ends of the limiting rods are moved out of the limiting strips and the flattening plate, at the moment, the flattening plate can be moved out of the mounting cover, then a new flattening plate is placed in the mounting cover, and the outer walls of the limiting strips are sleeved with the mounting grooves in the two sides of the flattening plate. And the iron sheet and the magnetic sheet are magnetically attracted together, and then the bottom end of the limiting rod is driven to penetrate through the top of the flattening plate and be inserted into the limiting strip, so that the flattening plate is fixedly mounted in the mounting cover conveniently, and the flattening plate is convenient to disassemble, assemble and replace.

Description

TECHNICAL FIELD

[0001] The utility model relates to sheet metal processing technical field more specifically relates to a sheet metal part flattening device for sheet metal processing. BACKGROUND

[0002] Sheet metal processing is a kind of sheet metal processing technology, mainly including flattening, shearing, punching / cutting, folding / rolling, welding and other steps. Sheet metal processing is usually used to make electronic and electrical parts, automobile body, computer cabinet, mobile phone shell, etc. Since the thickness of sheet metal parts is small, bending and other situations may occur during transfer. The sheet metal parts are usually flattened before forming processing to facilitate subsequent processing.

[0003] Currently, the sheet metal flattening device is usually driven by hydraulic pressure to move the flattening plate to flatten the sheet metal. However, the bottom surface of the flattening plate may be worn or slightly deformed after a long time of flattening work. Since the flattening plate is usually fixed and installed in the mounting seat and the mounting cover by multiple bolts, it is necessary for the worker to use a disassembly tool to remove the flattening plate when replacing it, which is troublesome and difficult to remove the flattening plate without a disassembly tool, and needs to be improved. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a sheet metal flattening device for sheet metal processing to solve the problems existing in the background art.

[0005] The utility model provides the following technical scheme: a sheet metal flattening device for sheet metal processing, comprising a sheet metal processing table, the top of the sheet metal processing table is fixedly connected with an L-shaped support frame, a replacement mechanism is arranged below the inside of the L-shaped support frame, the replacement mechanism comprises a mounting cover, a flattening plate is arranged in the inside of the mounting cover, a flattening platform is arranged in the middle of the top of the sheet metal processing table, the flattening platform is located directly below the flattening plate, limit strips are fixedly connected to the both sides of the inner wall of the mounting cover, installation grooves matched with the outer walls of the limit strips are formed in the both sides of the flattening plate, the installation grooves are sleeved on the outer walls of the limit strips, protective covers are fixedly connected to the four around the top of the mounting cover, a pressing plate is arranged below the inside of the protective cover, limit rods are fixedly connected to the both sides of the bottom of the pressing plate, and the bottom ends of the limit rods penetrate through the top of the mounting cover and the flattening plate and are inserted into the inside of the limit strips.

[0006] Further, an iron sheet is fixedly embedded in the middle of the back of the flattening plate, a magnetic sheet is fixedly embedded in the middle of the back of the inner wall of the mounting cover, the back of the iron sheet is located on the front of the magnetic sheet, and the iron sheet and the magnetic sheet are magnetically connected.

[0007] Further, the upper part of the inside of the protective cover is provided with a worm and a worm gear, the worm is engaged with the worm gear, one end of the worm is rotatably connected to the upper part of the inner wall of the protective cover, the other end of the worm extends to the outside of the protective cover and is fixedly connected with a knob.

[0008] Further, the inside of the protective cover is provided with a lead screw, the top end of the lead screw is rotatably connected to the top of the inner wall of the protective cover, the bottom end of the lead screw is rotatably connected to the top of the mounting cover, the inside of the worm gear is fixedly sleeved on the upper part of the outer wall of the lead screw, and the inside of the pressing plate is threadedly connected to the lower part of the outer wall of the lead screw.

[0009] Further, the hydraulic rod is fixedly installed on the middle of the top of the L-shaped support frame, and the telescopic end of the hydraulic rod extends to the inside of the L-shaped support frame and is fixedly connected to the middle of the top of the mounting cover.

[0010] Further, the L-shaped support frame top is movably sleeved with a guide rod, the number of the guide rod is four, the bottom end of the four guide rods is fixedly connected to the four corners of the top of the mounting cover, and a plurality of rolling balls are rotatably embedded on the top of the L-shaped support frame, and one side of the rolling balls is rotatably arranged on the outer wall of the guide rod.

[0011] Further, the middle of the top of the sheet metal processing table is provided with a limiting groove matched with the outer wall of the pressing platform, the outer wall of the pressing platform is movably sleeved in the limiting groove, the bottom of the pressing platform is fixedly embedded with a magnetic block, the bottom of the limiting groove is fixedly embedded with an iron block, and the bottom of the magnetic block is magnetically connected to the top of the iron block.

[0012] The technical effects and advantages of the present application are as follows:

[0013] 1. The mounting cover, limiting strip, protective cover, knob, worm, worm gear, lead screw and pressing plate are matched, the limiting rod is vertically moved upwards, the bottom end of the limiting rod is moved out of the inside of the limiting strip and the pressing plate, the pressing plate is moved out of the inside of the mounting cover, a new pressing plate is placed in the inside of the mounting cover, the mounting grooves on both sides of the pressing plate are sleeved on the outer wall of the limiting strip, the iron sheet and the magnetic sheet are magnetically attracted together, the bottom end of the limiting rod penetrates through the top of the pressing plate and is inserted into the inside of the limiting strip, the pressing plate is fixedly installed in the inside of the mounting cover, the pressing plate is conveniently disassembled and replaced, and the disassembling tool is not needed during the disassembly of the pressing plate, and the good effect of the subsequent sheet metal flattening processing is maintained.

[0014] 2. The hydraulic rod and the guide rod are arranged, the mounting cover and the pressing plate are vertically moved, the sheet metal is flattened, the sliding friction between the guide rod and the L-shaped support frame during the movement of the guide rod is avoided, and the guide rod is protected. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure schematic view of the utility model.

[0016] Figure 2 It is the whole structure cross section schematic view of the utility model.

[0017] Figure 3 It is the installation cover structure schematic view of the utility model.

[0018] Figure 4 It is the pressing plate structure schematic view of the utility model.

[0019] Figure 5 It is the installation cover overhead structure cross section schematic view of the utility model.

[0020] Figure 6 It is the installation cover, limit strip, protective cover and pressing plate structure cross section schematic view of the utility model.

[0021] Figure 7 It is the A place structure enlarged schematic view of the utility model.

[0022] Figure 8 It is the L-shaped support frame and the overhead structure schematic view of the ball of the utility model.

[0023] The figure mark is: 1, sheet metal part processing table;2, L-shaped support frame;3, replacement mechanism;31, installation cover;32, limit strip;33, magnetic sheet;34, protective cover;35, knob;36, worm;37, worm wheel;38, screw;39, pressing plate;391, limit rod;4, pressing plate;41, installation groove;42, iron sheet;5, pressing platform;6, hydraulic rod;7, guide rod;8, ball;9, magnetic block;10, iron block. DETAILED DESCRIPTION

[0024] The technical scheme in the utility model will be described clearly and completely in the drawings in the utility model, and in addition, the form of each structure recorded in the following embodiment is only an example, and the sheet metal part pressing device for sheet metal processing involved in the utility model is not limited to each structure recorded in the following embodiment, all other embodiments obtained by the ordinary skilled in the art without making creative labor belong to the scope of protection of the utility model.

[0025] Example one:

[0026] As Figures 1-8As shown, a sheet metal part flattening device for sheet metal processing, including sheet metal part processing table 1, the top of sheet metal part processing table 1 is fixedly connected with L-shaped support frame 2, the lower part of the inside of L-shaped support frame 2 is provided with replacement mechanism 3, replacement mechanism 3 includes installation cover 31, the inside of installation cover 31 is provided with flattening plate 4, the middle part of the top of sheet metal part processing table 1 is provided with pressing platform 5, pressing platform 5 is located directly below flattening plate 4, the middle part of the top of sheet metal part processing table 1 is provided with limiting groove which is matched with the outer wall of pressing platform 5, the outer wall of pressing platform 5 is movably sleeved in the inside of limiting groove, the bottom of pressing platform 5 is fixedly embedded with magnetic block 9, the bottom of limiting groove is fixedly embedded with iron block 10, the bottom of magnetic block 9 is magnetically connected with the top of iron block 10, the two sides of the inner wall of installation cover 31 are fixedly connected with limiting strip 32, the two sides of flattening plate 4 are provided with installation groove 41 which is matched with the outer wall of limiting strip 32, the inside of installation groove 41 is sleeved with the outer wall of limiting strip 32, the middle part of the back of flattening plate 4 is fixedly embedded with iron sheet 42, the middle part of the back of the inner wall of installation cover 31 is fixedly embedded with magnetic sheet 33, the back of iron sheet 42 is located in the front of magnetic sheet 33, iron sheet 42 and magnetic sheet 33 are magnetically connected, the top of installation cover 31 is fixedly connected with protective cover 34 around, the lower part of the inside of protective cover 34 is provided with pressing plate 39, the two sides of the bottom of pressing plate 39 are fixedly connected with limiting rod 391, the bottom end of limiting rod 391 penetrates through the top of installation cover 31 and flattening plate 4 and is inserted into the inside of limiting strip 32, the upper part of the inside of protective cover 34 is provided with worm 36 and worm wheel 37, worm 36 and worm wheel 37 are engaged, one end of worm 36 is rotatably connected with the upper part of one side of the inner wall of protective cover 34 through bearing, the other end of worm 36 extends to the outside of protective cover 34 and is fixedly connected with knob 35, the inside of protective cover 34 is provided with lead screw 38, the top end of lead screw 38 is rotatably connected with the top of the inner wall of protective cover 34 through bearing, the bottom end of lead screw 38 is rotatably connected with the top of installation cover 31 through bearing, the inside of worm wheel 37 is fixedly sleeved with the upper part of the outer wall of lead screw 38, the inside of pressing plate 39 is threadedly connected with the lower part of the outer wall of lead screw 38.

[0027] In the embodiment, the limiting strip 32 on the two sides of the inner wall of installation cover 31 and the installation groove 41 on the two sides of flattening plate 4 are arranged, which facilitates the limiting of flattening plate 4, and the iron sheet 42 and the magnetic sheet 33 are magnetically adsorbed together, which facilitates the preliminary installation of flattening plate 4 in installation cover 31, one end of limiting rod 391 penetrates through the top of installation cover 31 and flattening plate 4 and is inserted into the inside of limiting strip 32, which increases the stability of flattening plate 4 in installation cover 31, which facilitates the further installation of flattening plate 4 in installation cover 31, the magnetic block 9 and the iron block 10 are magnetically adsorbed together, which facilitates the increase of the stability of pressing platform 5 in limiting groove, the pressing platform 5 is moved out of the limiting groove upwardly and the magnetic block 9 and the iron block 10 are separated, which facilitates the disassembly of pressing platform 5.

[0028] Embodiment two:

[0029] As Figures 1-8 shown, the middle of the top of the L-shaped support frame 2 is fixedly installed with a hydraulic rod 6, the telescopic end of the hydraulic rod 6 extends to the inside of the L-shaped support frame 2 and is fixedly connected to the middle of the top of the mounting cover 31, the four corners of the top of the L-shaped support frame 2 movably sleeve-connects a guide rod 7, the number of the guide rod 7 is four, the bottom end of the four guide rods 7 is fixedly connected to the four corners of the top of the mounting cover 31, a plurality of ball bearings 8 are rotatably embedded on the four corners of the top of the L-shaped support frame 2, one side of the plurality of ball bearings 8 is rotatably arranged on the outer wall of the guide rod 7.

[0030] In this embodiment, the top of the L-shaped support frame 2 is provided with a hydraulic system, which is connected with the hydraulic rod 6, through the setting of the hydraulic rod 6, it is convenient to drive the mounting cover 31 and the flattening plate 4 to move to flatten the metal sheet, the mounting cover 31 can drive the four guide rods 7 to move vertically on the four corners of the top of the L-shaped support frame 2 while moving, which is convenient for vertical guiding of the mounting cover 31 and the flattening plate 4, the guide rod 7 can drive the plurality of ball bearings 8 to rotate while moving, by using the rotation of the ball bearings 8 on the outer wall of the guide rod 7, it can prevent the sliding friction between the guide rod 7 and the L-shaped support frame 2 when the guide rod 7 moves, thereby protecting the guide rod 7.

[0031] In summary, as Figures 1-8 shown, the metal sheet flattening device for metal sheet machining, when in use, the metal sheet can be placed on the top of the pressing platform 5, the mounting cover 31 and the flattening plate 4 are moved by the telescopic end of the hydraulic rod 6, the four corners of the top of the mounting cover 31 drive the guide rod 7 to move vertically, the flattening plate 4 is used to flatten the metal sheet, when the flattening plate 4 needs to be replaced after a long time of use, first screw the knob 35 and the worm 36, the worm 36 drives the worm wheel 37 and the lead screw 38 to rotate, the lead screw 38 drives the pressing plate 39 and the limiting rod 391 to move upwards, so that the bottom end of the limiting rod 391 moves out of the inside of the limiting strip 32 and the flattening plate 4, then horizontally pull out the flattening plate 4 from the inside of the mounting cover 31, then horizontally place the new flattening plate 4 in the inside of the mounting cover 31, make the mounting grooves 41 on both sides of the flattening plate 4 sleeve the outer wall of the limiting strip 32, the iron sheet 42 on the back of the flattening plate 4 is magnetically adsorbed on the front of the magnetic sheet 33, so that the flattening plate 4 is preliminarily limited, then reversely rotate the knob 35 and the worm 36, and drive the limiting rod 391 to move downwards in the same way, so that the bottom end of the limiting rod 391 penetrates the top of the flattening plate 4 and inserts into the inside of the limiting strip 32, the flattening plate 4 is fixedly installed in the inside of the mounting cover 31, so that it is convenient to disassemble and replace the flattening plate 4.

[0032] Finally should be explained a few points is: first, in the description of the present application, it should be pointed out that, unless otherwise specified and limited, the term "installation", "connected", "connection" should be broad, can be mechanical or electrical connection, but also can be two elements inside the communication, can be directly connected, "up", "down", "left", "right" and so on, only for indicating the relative position relationship, when the absolute position of the described object changes, the relative position relationship may change;

[0033] Second: the utility model discloses the embodiment in the drawing, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of not conflicting, the same embodiment and different embodiments of the utility model can be combined with each other;

[0034] Finally: the above only for the preferred embodiment of the utility model has, and does not for limiting the utility model, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A sheet metal flattening device for sheet metal processing, comprising a sheet metal processing table (1), characterized in that, The top of the sheet metal part processing table (1) is fixedly connected with an L-shaped support frame (2), a replacement mechanism (3) is arranged below the inside of the L-shaped support frame (2), the replacement mechanism (3) comprises a mounting cover (31), a flattening plate (4) is arranged in the inside of the mounting cover (31), a pressing platform (5) is arranged at the middle of the top of the sheet metal part processing table (1), the pressing platform (5) is located directly below the flattening plate (4), limit strips (32) are fixedly connected to the two sides of the inner wall of the mounting cover (31), mounting grooves (41) matched with the outer walls of the limit strips (32) are formed in the two sides of the flattening plate (4), the mounting grooves (41) are sleeved on the outer walls of the limit strips (32), protective covers (34) are fixedly connected to the periphery of the top of the mounting cover (31), a pressing plate (39) is arranged below the inside of the protective cover (34), limit rods (391) are fixedly connected to the two sides of the bottom of the pressing plate (39), the bottom ends of the limit rods (391) penetrate through the top of the mounting cover (31) and the flattening plate (4) and are inserted into the inside of the limit strip (32).

2. The sheet metal flattening device for sheet metal working according to claim 1, characterized in that: An iron sheet (42) is fixedly embedded in the middle of the back of the flattening plate (4), a magnetic sheet (33) is fixedly embedded in the middle of the back of the inner wall of the mounting cover (31), the back of the iron sheet (42) is located on the front of the magnetic sheet (33), and the iron sheet (42) is magnetically connected with the magnetic sheet (33).

3. The sheet metal flattening device for sheet metal working according to claim 1, characterized in that: A worm (36) and a worm wheel (37) are arranged above the inside of the protective cover (34), the worm (36) is engaged with the worm wheel (37), one end of the worm (36) is rotatably connected to the upper side of one side of the inner wall of the protective cover (34), and the other end of the worm (36) extends to the outside of the protective cover (34) and is fixedly connected with a knob (35).

4. The sheet metal flattening device for sheet metal working according to claim 3, characterized in that: A lead screw (38) is arranged in the inside of the protective cover (34), the top end of the lead screw (38) is rotatably connected to the top of the inner wall of the protective cover (34), the bottom end of the lead screw (38) is rotatably connected to the top of the mounting cover (31), the inside of the worm wheel (37) is fixedly sleeved above the outer wall of the lead screw (38), and the inside of the pressing plate (39) is threadedly connected below the outer wall of the lead screw (38).

5. The sheet metal flattening device for sheet metal working according to claim 1, characterized in that: A hydraulic rod (6) is fixedly mounted at the middle of the top of the L-shaped support frame (2), and the telescopic end of the hydraulic rod (6) extends to the inside of the L-shaped support frame (2) and is fixedly connected to the middle of the top of the mounting cover (31).

6. The sheet metal flattening device for sheet metal working according to claim 1, characterized in that: Guide rods (7) are movably sleeved around the top of the L-shaped support frame (2), the number of the guide rods (7) is four, the bottom ends of the four guide rods (7) are fixedly connected to the four corners of the top of the mounting cover (31), a plurality of rolling balls (8) are rotatably embedded around the top of the L-shaped support frame (2), and one side of the plurality of rolling balls (8) is rotatably arranged on the outer wall of the guide rod (7).

7. The sheet metal flattening device for sheet metal working according to claim 1, characterized in that: The middle part of the top of the sheet metal part processing table (1) is provided with a limiting groove matched with the outer wall of the pressing platform (5), the lower part of the outer wall of the pressing platform (5) is movably sleeved in the limiting groove, the bottom of the pressing platform (5) is fixedly embedded with a magnetic block (9), the bottom of the inner wall of the limiting groove is fixedly embedded with an iron block (10), and the bottom of the magnetic block (9) is magnetically connected to the top of the iron block (10).

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