CN111790832A - Blank pressing sheet metal part machining process - Google Patents
Blank pressing sheet metal part machining process Download PDFInfo
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- CN111790832A CN111790832A CN202010707061.7A CN202010707061A CN111790832A CN 111790832 A CN111790832 A CN 111790832A CN 202010707061 A CN202010707061 A CN 202010707061A CN 111790832 A CN111790832 A CN 111790832A
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- sheet metal
- metal part
- blank
- pressing sheet
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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Abstract
The invention relates to the field of sheet metal part machining, in particular to a blank-pressing sheet metal part machining process, which comprises the following steps of: s1, clamping and pressing a metal plate: placing the blank-pressing sheet metal part into an operation table of a blank-pressing sheet metal part machining device, and driving two driving plates to slide oppositely through a driving mechanism until two buffer plates clamp the blank-pressing sheet metal part; s2, extruding and buffering: the buffer board is under the impetus of drive plate, is pushing the blank pressing sheet metal component of placing on the operation panel, and the interval of drive plate and buffer board reduces this moment, and buffer gear pressurized buffering has avoided the drive plate to lead to the blank pressing sheet metal component impaired to the blank pressing sheet metal component too big at the pressure that leads to the fact the twinkling of an eye fixing. The device for processing the blank-pressing sheet metal part has the advantage of preventing the blank-pressing sheet metal part from being damaged.
Description
Technical Field
The invention relates to the field of sheet metal part machining, in particular to a blank pressing sheet metal part machining process.
Background
Sheet metal is a comprehensive cold working process for sheet metal (generally below 6 mm), including shearing, punching, cutting, compounding, folding, welding, riveting, splicing, forming (such as automobile bodies), and the like. The remarkable characteristic is that the thickness of the same part is consistent. The products processed by the sheet metal industry are called sheet metal parts. Sheet metal parts in different industries are generally different and are mostly used for the name of assembly timing.
The existing metal sheet needs to be clamped in the machining process, so that holes or grooves are conveniently formed in the surface of the metal sheet, and therefore the clamping device is generally arranged on the existing machining device, but the existing clamping device is not stable enough in the clamping process due to the fact that only two side faces of the sheet metal part are clamped, and after the sheet metal part is clamped, the two sides of the blank pressing sheet metal part are easy to generate indentations. Therefore, it is necessary to provide a blank holder sheet metal part processing technology to solve the above technical problems.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a blank-pressing sheet metal part machining process.
The technical scheme adopted by the invention for solving the technical problems is as follows: a processing technology of a blank-pressing sheet metal part comprises the following steps:
s1, clamping and pressing a metal plate: placing the blank-pressing sheet metal part into an operation table of a blank-pressing sheet metal part machining device, and driving two driving plates to slide oppositely through a driving mechanism until two buffer plates clamp the blank-pressing sheet metal part;
s2, extruding and buffering: the buffer plate is pushed by the driving plate to extrude the blank pressing sheet metal part placed on the operating platform, at the moment, the distance between the driving plate and the buffer plate is reduced, and the buffer mechanism is pressed and buffered to avoid the damage of the blank pressing sheet metal part caused by the fact that the driving plate fixes the blank pressing sheet metal part and the instantaneous overlarge pressure is caused;
s3, pressing: after the two driving plates fix the two sides of the blank pressing sheet metal part, the blank pressing sheet metal part is pressed through the pressing mechanism, the movable rocker drives the gear to rotate, so that the gear drives the toothed plate to slide downwards, the pressing plate at the bottom of the toothed plate presses the surface of the blank pressing sheet metal part, the threaded fixing rod is screwed up in a rotating mode to enable the toothed plate to be inserted into the gear to lock the gear, the situation that the gear rotates reversely to reduce the pressing of the pressing plate on the blank pressing sheet metal part is avoided, and the phenomenon that the blank pressing sheet metal part sideslips and jumps is not prone to occurring when workers process the blank pressing sheet metal part through the pressing mechanism;
the blank pressing sheet metal part machining device comprises an operation table, a buffer plate and a support plate, wherein two drive plates which are symmetrically distributed are installed in the operation table, a driving mechanism for driving the two drive plates to move is installed on one side in the operation table, and an auxiliary mechanism for assisting the two drive plates to move is installed on the other side in the operation table; the two buffer plates with the same specification are respectively connected with the two same buffer plates through a plurality of buffer mechanisms with the same specification; the mounting plate is fixedly mounted on the rear end face of the operating platform, a pressing mechanism is mounted on the mounting plate and comprises a mounting block, a sliding through cavity, a toothed plate, a pressure plate, a mounting cavity, a gear and a rocker, the mounting block is fixedly mounted on the lower surface of the mounting plate, the mounting block is internally provided with the sliding through cavity which is vertically arranged and penetrates through the mounting block, the toothed plate is inserted into the sliding through cavity and is provided with a sliding connection, the bottom of the toothed plate extends out of the sliding through cavity and is fixedly provided with the pressure plate, the mounting cavity is formed in the mounting block on one side of the sliding through cavity, the gear is rotatably connected with the toothed plate in an engaged mode, and the rotating center of the gear is rotatably connected with the connecting end of the rocker.
Preferably, the pressing mechanism further comprises a threaded fixing rod and a tooth piece, the threaded fixing rod is inserted into a threaded through hole formed in the side wall of the mounting block and is in threaded connection with the threaded through hole, and the tooth piece is fixedly mounted at the inserted end of the threaded fixing rod.
Preferably, actuating mechanism includes threaded rod, screw sleeve piece and turn-button, the both ends of threaded rod are connected with the both sides inner wall rotation of operation panel through the bearing respectively, be equipped with two sections opposite screw threads on the threaded rod, all cup jointed threaded connection's screw sleeve piece on every section screw thread, two the mutual symmetry of screw sleeve piece sets up, and two screw sleeve pieces respectively with one side outer wall fixed connection of two drive plates.
Preferably, the auxiliary mechanism comprises an auxiliary sliding rod and sliding sleeve blocks, the two ends of the auxiliary sliding rod are fixedly connected with the inner walls of the two sides of the operating platform respectively, the auxiliary sliding rod and the threaded rod are symmetrically distributed on the two sides of the driving plates, two sliding sleeve blocks in sliding connection are sleeved on the auxiliary sliding rod, and the two sliding sleeve blocks are fixedly connected with the outer wall of the other side of the two driving plates respectively.
Preferably, buffer gear includes slide bar, slider, spring, swinging arms and fixed block, the slide bar passes through support fixed mounting on the outer wall of buffer board, and the cover is equipped with two sliding connection's slider, two on the slide bar all articulated on the slider have the swinging arms, and the other end of two swinging arms is articulated with the both sides outer wall of fixed block respectively, fixed block fixed mounting is on the inner wall of drive plate, the spring has all been concatenated at the both ends of slide bar, the one end of spring and the outer wall fixed connection of slider, and the other end of spring and the inner wall fixed connection of support, all fixed gomphosis has the foam-rubber cushion on the pressure disk in buffer board and the hold-down mechanism.
Compared with the prior art, the blank pressing sheet metal part processing device provided by the invention has the following beneficial effects:
(1) according to the invention, the blank pressing sheet metal part is placed on the operating platform, the rotating button is rotated, so that the threaded rod rotates, the two driving plates slide oppositely along the threaded rod under the action of the two thread sleeve blocks, and the other end surfaces of the two driving plates slide along the auxiliary sliding rod through the sliding sleeve blocks, so that the sliding stability of the driving plates is enhanced, and the stability and the strength of the blank pressing sheet metal part clamped by the two buffer plates are improved.
(2) According to the invention, the two swing rods on the buffer mechanism respectively push the two sliding blocks on the sliding rods to slide back to back, so that the spring is compressed, and the phenomenon that the blank-pressing sheet metal part is damaged due to the fact that the driving plate fixes the blank-pressing sheet metal part under instantaneous overlarge pressure is avoided; according to the invention, the rocker is rotated to drive the gear to rotate, so that the pressure plate presses the surface of the blank-pressing sheet metal part, the threaded fixing rod is screwed up in a rotating manner to enable the tooth piece to be inserted into the gear to lock the gear, therefore, the phenomenon that the blank-pressing sheet metal part is sideslipped and jumped by the pressure plate is reduced due to the fact that the gear rotates reversely, and a pressing mechanism enables workers to process the blank-pressing sheet metal part without easily generating the phenomena of sideslip and jump of the blank-pressing sheet metal part.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of a blank-holding sheet metal part processing device according to the present invention;
FIG. 2 is a schematic view of the mounting structure of the drive mechanism and the auxiliary mechanism in the console shown in FIG. 1;
FIG. 3 is an enlarged schematic view of the structure shown at A in FIG. 2;
FIG. 4 is a schematic view of the pressing mechanism in the support plate shown in FIG. 1;
FIG. 5 is a process flow diagram of the present invention.
Reference numbers in the figures: 1. the device comprises an operating platform, 2, a support plate, 3, a driving plate, 4, a buffer plate, 5, a buffer mechanism, 51, a sliding rod, 52, a sliding block, 53, a spring, 54, a swinging rod, 55, a fixed block, 6, a driving mechanism, 61, a threaded rod, 62, a threaded sleeve block, 63, a rotating button, 7, an auxiliary mechanism, 71, an auxiliary sliding rod, 72, a sliding sleeve block, 8, a pressing mechanism, 81, a mounting block, 82, a sliding through cavity, 83, a toothed plate, 84, a pressure plate, 85, a mounting cavity, 86, a gear, 87, a rocker, 88, a threaded fixing rod, 89 and a toothed sheet.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a process for processing a blank-pressing sheet metal part includes the following steps:
s1, clamping and pressing a metal plate: placing the blank-pressing sheet metal part into an operation table 1 of a blank-pressing sheet metal part machining device, and driving two driving plates 3 to slide oppositely through a driving mechanism 6 until two buffer plates 4 clamp the blank-pressing sheet metal part;
s2, extruding and buffering: the buffer plate 4 is pushed by the driving plate 3 to extrude the blank pressing sheet metal part placed on the operating platform 1, at the moment, the distance between the driving plate 3 and the buffer plate 4 is reduced, and the buffer mechanism 5 is pressed and buffered to avoid the damage of the blank pressing sheet metal part caused by overlarge pressure at the moment when the blank pressing sheet metal part is fixed by the driving plate 3;
s3, pressing: after the two drive plates 3 fix the two sides of the blank pressing sheet metal part, the blank pressing sheet metal part is pressed through the pressing mechanism 8, the movable rocker 87 drives the gear 86 to rotate, so that the gear 86 drives the toothed plate 83 to slide downwards, the pressure plate 84 at the bottom of the toothed plate 83 presses the surface of the blank pressing sheet metal part, and the threaded fixing rod 88 is screwed in a rotating mode to enable the toothed plate 89 to be inserted into the gear 86 to lock the gear 86, so that the phenomenon that the blank pressing sheet metal part sideslips and jumps is not prone to occurring when workers process the blank pressing sheet metal part through the pressing mechanism 8 due to the fact that the gear 86 rotates reversely and the pressing of the pressure plate 84 to the blank pressing sheet metal part is reduced;
wherein, blank pressing sheet metal component processingequipment includes operation panel 1, mounting panel 2 and buffer plate 4, install the drive plate 3 of two symmetric distributions in the operation panel 1, one side in the operation panel 1 is installed and is used for driving the actuating mechanism 6 that two drive plates 3 removed, and the opposite side in the operation panel 1 installs and is used for assisting the complementary unit 7 that two drive plates 3 removed, actuating mechanism 6 includes threaded rod 61, thread sleeve piece 62 and knob 63, the both ends of threaded rod 61 are connected with the both sides inner wall of operation panel 1 through the bearing respectively in a rotating manner, be equipped with two sections opposite screw threads on the threaded rod 61, all cup jointed the thread sleeve piece 62 of threaded connection on every section screw thread, two the mutual symmetry of thread sleeve piece 62 sets up, and two thread sleeve pieces 62 respectively with one side outer wall fixed connection of two drive plates 3, complementary unit 7 includes supplementary slide bar 71 and slip sleeve piece 72, the both ends of supplementary slide bar 71 respectively with the both sides inner wall fixed connection of operation panel 1, and supplementary slide bar 71 and threaded rod 61 symmetric distribution in the both sides of drive plate 3, the cover is equipped with two sliding connection's slip sleeve piece 72 on supplementary slide bar 71, two slip sleeve piece 72 respectively with the opposite side outer wall fixed connection of two drive plates 3, place blank pressing sheet metal component on operation panel 1, thereby rotate knob 63 threaded rod 61 and rotate, thereby two drive plates 3 are under two screw sleeve piece 62's effect, along threaded rod 61 sliding in opposite directions, and the other terminal surface of two drive plates 3 slides along supplementary slide bar 71 through slip sleeve piece 72, have consequently strengthened the gliding stationarity of drive plate 3 for two buffer boards 4 clamp blank pressing sheet metal component.
Referring to fig. 2 and 3, two buffer plates 4 with the same specification are respectively connected with two buffer plates 4 with the same specification through a plurality of buffer mechanisms 5 with the same specification, each buffer mechanism 5 includes a sliding rod 51, a sliding block 52, a spring 53, a swinging rod 54 and a fixed block 55, the sliding rod 51 is fixedly installed on the outer wall of each buffer plate 4 through a support, the sliding rod 51 is sleeved with two sliding blocks 52 which are connected in a sliding manner, the two sliding blocks 52 are hinged with the swinging rods 54, the other ends of the two swinging rods 54 are respectively hinged with the outer walls of the two sides of the fixed block 55, the fixed block 55 is fixedly installed on the inner wall of the drive plate 3, the springs 53 are respectively strung at the two ends of the sliding rod 51, one end of each spring 53 is fixedly connected with the outer wall of the sliding block 52, the other end of each spring 53 is fixedly connected with the inner wall of the support, the buffer plates 4 are, the pressing edge sheet metal part placed on the operating platform 1 is extruded, the distance between the driving plate 3 and the buffer plate 4 is reduced, the two swing rods 54 on the buffer mechanism 5 respectively push the two sliding blocks 52 on the sliding rod 51 to slide back to back, and therefore the spring 53 is compressed, so that the phenomenon that the pressing edge sheet metal part is damaged due to overlarge pressure in the moment when the pressing edge sheet metal part is fixed by the driving plate 3 is avoided.
Referring to fig. 1 and 5, the supporting plate 2 is fixedly installed on the rear end surface of the operating table 1, the supporting plate 2 is provided with a pressing mechanism 8, the pressing mechanism 8 includes an installation block 81, a sliding through cavity 82, a toothed plate 83, a pressure plate 84, an installation cavity 85, a gear 86 and a rocker 87, the installation block 81 is fixedly installed on the lower surface of the supporting plate 2, the installation block 81 is internally provided with the sliding through cavity 82 which is vertically arranged and penetrates through the installation block 81, the sliding through cavity 82 is internally provided with the toothed plate 83 in a sliding connection manner, the bottom of the toothed plate 83 extends out of the sliding through cavity 82 and is fixedly provided with the pressure plate 84, the installation block 81 on one side of the sliding through cavity 82 is provided with the installation cavity 85, the installation cavity 85 is internally provided with the gear 86 which is rotatably connected, the gear 86 and the toothed plate 83 are mutually engaged and connected, and the rotation center of the gear 86 is located at the connecting end of the rocker, the pressing mechanism 8 further comprises a threaded fixing rod 88 and a tooth piece 89, the threaded fixing rod 88 is inserted into a threaded through hole formed in the side wall of the mounting block 81 and is in threaded connection with the threaded through hole, and the tooth piece 89 is fixedly mounted at the inserting end of the threaded fixing rod 88. Rotate rocker 87 and drive gear 86 and rotate, thereby gear 86 drives pinion rack 83 gliding, consequently, the pressure disk 84 of pinion rack 83 bottom carries out the pressfitting to the surface of blank pressing sheet metal component, rotatory screw up thread fixing pole 88 makes tooth 89 insert and establishes locking gear 86 in to gear 86, consequently, avoided gear 86 reversal and reduced pressure disk 84 to the pressfitting of blank pressing sheet metal component, make the staff adding man-hour to the blank pressing sheet metal component through pushing down mechanism 8, the difficult phenomenon that the blank pressing sheet metal component takes place to sideslip and beat that appears. All fixed gomphosis has the foam-rubber cushion on the pressure disk 84 in buffer board 4 and the mechanism 8 of pushing down, has reduced buffer board 4 and pressure disk 84 and has caused the indentation to the blank pressing sheet metal component.
The working principle of the blank pressing sheet metal part processing device provided by the invention is as follows: when the blank-pressing sheet metal part is processed by equipment, the blank-pressing sheet metal part is placed in the operating platform 1, the rotating knob 63 is rotated so that the threaded rod 61 rotates, the two driving plates 3 slide along the threaded rod 61 in opposite directions under the action of the two threaded sleeve blocks 62, the other end surfaces of the two driving plates 3 slide along the auxiliary sliding rods 71 through the sliding sleeve blocks 72 so as to enhance the sliding stability of the driving plates 3 until the two buffer plates 4 clamp the blank-pressing sheet metal part, the buffer plates 4 extrude the blank-pressing sheet metal part placed on the operating platform 1 under the pushing action of the driving plates 3, at the moment, the distance between the driving plates 3 and the buffer plates 4 is reduced, the two swing rods 54 on the buffer mechanisms 5 respectively push the two sliding blocks 52 on the sliding rods 51 to slide in opposite directions, so that the springs 53 are compressed, and the blank-pressing sheet metal part is prevented from being damaged due to overhigh instantaneous pressure caused by the fixing of the blank-pressing sheet metal part by, after two drive plates 3 are fixed to blank pressing sheet metal component both sides, it drives gear 86 and rotates to rotate rocker 87, thereby gear 86 drives pinion rack 83 gliding, consequently, the pressure disk 84 of pinion rack 83 bottom carries out the pressfitting to blank pressing sheet metal component's surface, rotatory screw up thread fixing pole 88 makes tooth 89 insert and establishes locking gear 86 in to gear 86, consequently, avoided the gear 86 reversal and reduced the pressfitting of pressure disk 84 to blank pressing sheet metal component, make the staff add man-hour to blank pressing sheet metal component through pushing down mechanism 8, the difficult blank pressing sheet metal component that appears takes place to sideslip and the phenomenon of beating.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The processing technology of the blank-pressing sheet metal part is characterized by comprising the following steps of:
s1, clamping and pressing a metal plate: placing the blank-pressing sheet metal part into an operation table (1) of a blank-pressing sheet metal part processing device, and driving two driving plates (3) to slide oppositely through a driving mechanism (6) until two buffer plates (4) clamp the blank-pressing sheet metal part;
s2, extruding and buffering: the buffer plate (4) extrudes the blank pressing sheet metal part placed on the operating platform (1) under the pushing action of the drive plate (3), the distance between the drive plate (3) and the buffer plate (4) is reduced at the moment, and the buffer mechanism (5) is pressed for buffering to avoid the damage of the blank pressing sheet metal part caused by the fact that the blank pressing sheet metal part is fixed by the drive plate (3) and the instantaneous pressure is overlarge;
s3, pressing: after two drive plates (3) are fixed to two sides of the blank pressing sheet metal part, the blank pressing sheet metal part is pressed through a pressing mechanism (8), a movable rocker (87) drives a gear (86) to rotate, so that the gear (86) drives a toothed plate (83) to slide downwards, therefore, the surface of the blank pressing sheet metal part is pressed by a pressing plate (84) at the bottom of the toothed plate (83), a thread fixing rod (88) is screwed in a rotating mode to enable a toothed sheet (89) to be inserted into the gear (86) to lock the gear (86), therefore, the gear (86) is prevented from rotating reversely, the pressing of the pressing plate (84) to the blank pressing sheet metal part is reduced, and the blank pressing sheet metal part is not prone to sideslip and jump when a worker processes the blank pressing sheet metal part through the pressing mechanism (8);
the blank pressing sheet metal part machining device comprises an operation table (1), a buffer plate (4) and a support plate (2), wherein two driving plates (3) which are symmetrically distributed are installed in the operation table (1), a driving mechanism (6) for driving the two driving plates (3) to move is installed on one side in the operation table (1), and an auxiliary mechanism (7) for assisting the two driving plates (3) to move is installed on the other side in the operation table (1); the two buffer plates (4) with the same specification are respectively connected with the two same buffer plates (4) through a plurality of buffer mechanisms (5) with the same specification; the rack plate (2) is fixedly arranged on the rear end face of the operating table (1), the rack plate (2) is provided with a pressing mechanism (8), the pressing mechanism (8) comprises an installation block (81), a sliding through cavity (82), a toothed plate (83), a pressure plate (84), an installation cavity (85), a gear (86) and a rocker (87), the installation block (81) is fixedly arranged on the lower surface of the rack plate (2), the installation block (81) is internally provided with a sliding through cavity (82) which is vertically arranged and penetrates through the installation block (81), the toothed plate (83) is inserted into the sliding through cavity (82) in a sliding connection manner, the bottom of the toothed plate (83) extends out of the sliding through cavity (82) and is fixedly provided with the pressure plate (84), the installation cavity (85) is arranged on the installation block (81) on one side of the sliding through cavity (82), and the gear (86) is rotatably connected in the installation cavity (85), the gear (86) is meshed with the toothed plate (83) and is connected with the toothed plate in a mutual meshing mode, and the rotating center of the gear (86) is located at the connecting end of the rocker (87) and is connected with the connecting end in a rotating mode.
2. The blank-pressing sheet metal part machining process according to claim 1, wherein the pressing mechanism (8) further comprises a threaded fixing rod (88) and a tooth piece (89), the threaded fixing rod (88) is inserted into a threaded through hole formed in the side wall of the mounting block (81) and is in threaded connection with the threaded through hole, and the tooth piece (89) is fixedly mounted at the inserted end of the threaded fixing rod (88).
3. The blank pressing sheet metal part machining process according to claim 1, wherein the driving mechanism (6) comprises a threaded rod (61), threaded sleeve blocks (62) and a rotating button (63), two ends of the threaded rod (61) are respectively connected with inner walls of two sides of the operating platform (1) through bearings in a rotating mode, two sections of opposite threads are arranged on the threaded rod (61), each section of the threads is sleeved with the threaded sleeve block (62) in threaded connection, the two threaded sleeve blocks (62) are symmetrically arranged, and the two threaded sleeve blocks (62) are respectively fixedly connected with outer walls of one side of the two driving plates (3).
4. The blank pressing sheet metal part machining process according to claim 1, wherein the auxiliary mechanism (7) comprises an auxiliary sliding rod (71) and sliding sleeve blocks (72), two ends of the auxiliary sliding rod (71) are fixedly connected with inner walls of two sides of the operating platform (1) respectively, the auxiliary sliding rod (71) and the threaded rod (61) are symmetrically distributed on two sides of the driving plate (3), the auxiliary sliding rod (71) is sleeved with the two sliding sleeve blocks (72) in sliding connection, and the two sliding sleeve blocks (72) are fixedly connected with outer walls of the other sides of the two driving plates (3) respectively.
5. The blank-pressing sheet metal part machining process according to claim 1, wherein the buffer mechanism (5) comprises a sliding rod (51), sliders (52), springs (53), swing rods (54) and fixed blocks (55), the sliding rod (51) is fixedly installed on the outer wall of the buffer plate (4) through a support, the sliding rod (51) is sleeved with two slidably-connected sliders (52), the two sliders (52) are hinged with the swing rods (54), the other ends of the two swing rods (54) are respectively hinged with the outer walls of the two sides of the fixed block (55), the fixed block (55) is fixedly installed on the inner wall of the drive plate (3), the springs (53) are respectively stringed at the two ends of the sliding rod (51), one end of each spring (53) is fixedly connected with the outer wall of each slider (52), and the other end of each spring (53) is fixedly connected with the inner wall of the support, sponge pads are fixedly embedded on the buffer plate (4) and the pressing plate (84) in the pressing mechanism (8).
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| CN202010707061.7A CN111790832A (en) | 2020-07-21 | 2020-07-21 | Blank pressing sheet metal part machining process |
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