CN215745903U - Metal product stamping device - Google Patents

Abstract

The utility model belongs to the technical field of metal machining, and discloses a metal product stamping device which comprises a workbench, a hydraulic rod, a guide rod and a bottom die, wherein a forming groove is formed in the top of the bottom die, a limiting frame is fixedly arranged at the edge of the top of the bottom die, a movable plate is fixedly arranged at the telescopic end of the hydraulic rod, an upper die is fixedly arranged at the bottom of the movable plate, fixed blocks are movably clamped on the left side and the right side of the top of the movable plate, and a spring groove is formed in the top of the movable plate. According to the utility model, the fixing spring and the fixing block are arranged, so that the forming groove is in contact with the workpiece and is limited by the fixing block and the buffer sleeve when driving the fixing block to move downwards, then the fixing spring is stretched and applies pressure to the fixing block and the buffer sleeve to complete the limiting type fixing of the workpiece, the preliminary positioning of the workpiece is completed by the limiting frame, and the workpiece is efficiently fixed by matching with the fixing block and the buffer sleeve.

Description

Metal product stamping device

Technical Field

The utility model belongs to the technical field of metal machining, and particularly relates to a metal product stamping device.

Background

In the processing production of metal products, the mode of stamping forming is the most efficient generally, and at present, the metal products used for the ping-pong table support connecting structure are mainly stamped by a stamping device, so that the efficiency is extremely high, and the metal products are an indispensable part in the metal product processing, and the ping-pong table support connecting structure needs to use a metal product stamping device during the processing.

At present, the working process of a metal product stamping device is as follows, a worker finishes clamping and fixing a material, and starts a hydraulic rod to drive a stamping die to perform stamping processing, so that the material is stamped into a finished product; however, the design needs manual clamping and positioning, so that the fixing effect is poor, the material is easy to damage or even scrap, and meanwhile, automatic positioning cannot be realized; in addition, no corresponding automatic discharging mechanism is arranged after the machining is finished, so that the machining efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a metal product stamping device which has the advantages of good fixing effect and automatic discharging.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a metal product stamping device, includes workstation, hydraulic stem, guide bar and die block, the shaping groove has been seted up at the top of die block, the top edge fixed mounting of die block has spacing frame, the flexible end fixed mounting of hydraulic stem has the movable plate, the bottom fixed mounting of movable plate has last mould, the equal activity joint in the left and right sides at movable plate top has the fixed block, the spring groove has been seted up at the top of movable plate, the fixed spring has been cup jointed in the inside activity in spring groove, the cushion collar has been cup jointed in movable plate and activity to the bottom of fixed block is run through.

As a preferred technical scheme of the present invention, the hydraulic rod is fixedly installed at the top of the upper end of the workbench, the bottom die is fixedly installed at the top of the lower end of the workbench, the number of the guide rods is four, the guide rods are respectively and fixedly installed at four corners of the top of the bottom die, the moving plate is movably sleeved on the outer surface of the guide rods, two ends of the fixed spring are respectively and fixedly connected with the spring groove and the fixed block, the hydraulic rod drives the moving plate to move downward after being started, the buffer sleeve is firstly contacted with the workpiece, the fixed block stretches the fixed spring during the downward movement of the moving plate, so that the spring force generated by the fixed spring is transferred to the fixed block and the buffer sleeve, the workpiece is gradually limited and fixed until the upper die moves downward to the inside of the forming groove, and then the workpiece is subjected to press forming, as shown in fig. 1, the front surface of the limiting frame is provided with an opening, and the length values of the baffles at two sides of the front surface are the same as the depth value of the forming groove, therefore, the length of the workpiece is reduced after the workpiece is pressed and formed and is just equal to the gap on the front surface of the limiting frame, and the formed workpiece is conveniently pushed out by the material pushing block to complete the automatic discharging function.

As a preferred technical scheme of the utility model, a material pushing block is movably clamped inside the forming groove, a material discharging channel is fixedly installed on the back surface of the workbench, a material discharging spring is movably sleeved inside the material discharging channel, the bottom end of the material discharging spring penetrates through the front surface of the workbench and is fixedly connected with the material pushing block, the other end of the material discharging spring is fixedly connected with the workbench, a through rod is fixedly installed inside the front surface of the workbench, a traction rope is movably sleeved inside the through rod and the material discharging channel, the upper end of the traction rope is fixedly connected with the movable plate, the other end of the traction rope is fixedly connected with the material pushing block, the hydraulic rod drives the movable plate and the upper die to move downwards, the traction rope is pulled and pulled upwards along the material discharging channel and the through rod, the material pushing block is pulled backwards and leaves an operation area inside the forming groove, the hydraulic rod drives the movable plate to move upwards and reset after the punch forming operation is completed, at the moment, the pulling rope is not subjected to the downward pulling force of the moving plate any more, so that the material pushing block pushes the workpiece forward under the action of the discharging spring to complete automatic discharging operation.

As a preferred technical solution of the present invention, the cushion collar is made of a rubber block, the thickness of the cushion collar is fifteen millimeters, the fixing block is firstly contacted with the workpiece and applies pressure to the workpiece during the downward movement, so as to avoid abrasion of the workpiece caused by rigid collision between the bottom of the fixing block and the workpiece, and therefore, the cushion collar made of the rubber block can provide cushion to a great extent and protect the workpiece.

As a preferred technical solution of the present invention, the fixed spring is in an incompressible state in an initial state, when the bottom of the fixed block is not in contact with the workpiece, the fixed spring does not generate a self-compression of a supporting force provided by the fixed block, two ends of the fixed spring are respectively fixedly connected to the spring groove and the fixed block, when the fixed block and the buffer sleeve move downward along with the moving plate and are in initial contact with the workpiece, the fixed block does not move downward any more under a limiting effect of the bottom die, and the moving plate starts to stretch the fixed spring downward when moving downward continuously, so that the fixed spring continuously applies a downward pressure to the fixed block and the buffer sleeve after being stretched, thereby limiting and fixing the workpiece.

As a preferred technical scheme of the present invention, the pulling rope is made of a steel wire, the diameter value of the pulling rope is ten millimeters, the outer surface of the pulling rope is coated with a wear-resistant coating and is specifically a ceramic particle, the pulling rope is used for connecting the movable plate and the pushing block, when the movable plate moves downward and drives the upper die and the fixed block to perform a punching operation, the upper end of the pulling rope is driven to move downward and drive the lower end of the pulling rope to move backward and compress the discharging spring, so that the pushing block is driven backward to leave an operation area inside the forming groove, after the punching operation is completed, the movable plate moves upward and the pulling rope is not stressed, and at this time, the discharging spring is reset and drives the pushing block to move forward, so that the workpiece is automatically ejected.

Compared with the prior art, the utility model has the following beneficial effects:

1. the workpiece fixing and positioning device is provided with the moving plate, the upper die, the limiting frame, the fixing block, the buffer sleeve, the spring groove, the fixing spring and the like to realize the function of fixing and positioning the workpiece, the fixing spring and the fixing block are arranged to enable the forming groove to be in contact with the workpiece and limit the workpiece when the fixing block is driven to move downwards, then the fixing block and the buffer sleeve are pressed to complete the limiting type fixing of the workpiece while the fixing spring is stretched, the limiting frame is arranged to complete the primary positioning of the workpiece, and the fixing block and the buffer sleeve are matched to realize the efficient fixing of the workpiece.

2. The automatic discharging device realizes the automatic discharging function of the workbench by arranging the hydraulic rod, the movable plate, the discharging spring, the through rod, the pulling rope, the discharging channel and the like, the pulling rope is arranged to connect the movable plate and the pushing block, so that the pushing block can move backwards under the traction of the pulling rope and leave an operation area inside the forming groove when the movable plate moves downwards and performs stamping processing, the force is accumulated by compressing the discharging spring, and when the movable plate moves upwards and resets, the discharging spring can reset and drive the pushing block to move forwards by relieving the downward traction force on the pulling rope, and a processed workpiece is pushed forwards, so that the automatic discharging function is realized.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front cut-away schematic view of the structure of the present invention;

FIG. 3 is a side cutaway schematic view of the structure of the present invention;

FIG. 4 is a schematic diagram showing the separation of the moving plate, the upper mold, the fixed block, the cushion collar and the fixed spring according to the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

fig. 6 is an enlarged view of the structure shown at B in fig. 3 according to the present invention.

In the figure: 1. a work table; 2. a hydraulic lever; 3. moving the plate; 4. a guide bar; 5. bottom die; 6. forming a groove; 7. a limiting frame; 8. an upper die; 9. a fixed block; 10. a buffer sleeve; 11. a spring slot; 12. fixing the spring; 13. a material pushing block; 14. a discharging spring; 15. a through rod; 16. a hauling rope; 17. a discharge passage.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the utility model provides a metal product stamping device, which comprises a workbench 1, a hydraulic rod 2, a guide rod 4 and a bottom die 5, wherein the top of the bottom die 5 is provided with a forming groove 6, the edge of the top of the bottom die 5 is fixedly provided with a limiting frame 7, the telescopic end of the hydraulic rod 2 is fixedly provided with a movable plate 3, the bottom of the movable plate 3 is fixedly provided with an upper die 8, the left side and the right side of the top of the movable plate 3 are movably clamped with fixed blocks 9, the top of the movable plate 3 is provided with a spring groove 11, a fixed spring 12 is movably sleeved in the spring groove 11, and the bottom of the fixed block 9 penetrates through the movable plate 3 and is movably sleeved with a buffer sleeve 10.

Wherein, the hydraulic rods 2 are fixedly arranged at the top of the upper end of the workbench 1, the bottom die 5 is fixedly arranged at the top of the lower end of the workbench 1, the number of the guide rods 4 is four, and the guide rods are respectively and fixedly arranged at four corners of the top of the bottom die 5, the moving plate 3 is movably sleeved on the outer surface of the guide rods 4, two ends of the fixed spring 12 are respectively and fixedly connected with the spring groove 11 and the fixed block 9, the hydraulic rods 2 can drive the moving plate 3 to move downwards after being started, the buffer sleeve 10 can be firstly contacted with a workpiece, the fixed block 9 stretches the fixed spring 12 in the downward movement process of the moving plate 3, so that the spring force generated by the fixed spring 12 is transferred to the fixed block 9 and the buffer sleeve 10, the limiting and the fixing of the workpiece are gradually completed until the upper die 8 moves downwards to the inside of the forming groove 6, then the workpiece is formed, as shown in figure 1, the front surface of the limiting frame 7 is provided with an opening, the length values of the baffles at two sides of the front surface are the same as the depth value of the forming groove 6, therefore, the length of the workpiece is reduced after the workpiece is pressed and formed and is just equal to the gap on the front surface of the limiting frame 7, so that the formed workpiece is conveniently pushed out by the pushing block 13 to complete the automatic discharging function.

Wherein, the inside of the forming groove 6 is movably clamped with a material pushing block 13, the back of the workbench 1 is fixedly provided with a material discharging channel 17, the inside of the material discharging channel 17 is movably sleeved with a material discharging spring 14, the bottom end of the material discharging spring 14 penetrates through the front of the workbench 1 and is fixedly connected with the material pushing block 13, the other end of the material discharging spring 14 is fixedly connected with the workbench 1, the inside of the front of the workbench 1 is fixedly provided with a through rod 15, the through rod 15 and the material discharging channel 17 are movably sleeved with a hauling rope 16, the upper end of the hauling rope 16 is fixedly connected with the movable plate 3, the other end of the hauling rope is fixedly connected with the material pushing block 13, the hydraulic rod 2 drives the movable plate 3 and the upper die 8 to move downwards, the hauling rope 16 is pulled upwards along the material discharging channel 17 and the through rod 15, so that the material pushing block 13 is pulled backwards and leaves the operation area inside the forming groove 6, after the punch forming operation, the hydraulic rod 2 drives the movable plate 3 to move upwards and reset, at this time, since the pulling rope 16 is no longer subjected to the downward pulling force of the moving plate 3, the pusher block 13 pushes the workpiece forward by the discharging spring 14 to complete the automatic discharging operation.

The buffer sleeve 10 is made of a rubber block, the thickness of the buffer sleeve 10 is fifteen millimeters, the fixing block 9 is firstly contacted with the workpiece and applies pressure to the workpiece in the downward moving process, and in order to avoid abrasion of the bottom of the fixing block 9 and the workpiece due to rigid collision, the buffer sleeve 10 made of the rubber block is sleeved on the fixing block, so that the buffer can be provided to a great extent, and the workpiece is protected.

Wherein, fixed spring 12 is in the incompressible state under initial condition, when the bottom of fixed block 9 does not contact the work piece, fixed spring 12 is the non-self-compression production of holding power that fixed block 9 provided, the both ends of fixed spring 12 respectively with spring groove 11 and fixed block 9 fixed connection, when fixed block 9 and cushion collar 10 moved down along with movable plate 3 and contacted with the work piece first, fixed block 9 no longer moves down under the limiting displacement of die block 5, and just begin to stretch fixed spring 12 downwards when movable plate 3 continues to move down, make fixed spring 12 continue to exert decurrent pressure to fixed block 9 and cushion collar 10 after being stretched, spacing the fixing of work piece is good.

The drawing rope 16 is made of steel wires and has a diameter value of ten millimeters, the outer surface of the drawing rope 16 is coated with an abrasion-resistant coating and specifically is ceramic particles, the drawing rope 16 is used for connecting the movable plate 3 with the material pushing block 13, when the movable plate 3 moves downwards and drives the upper die 8 and the fixed block 9 to perform stamping operation, the upper end of the drawing rope 16 is driven to move downwards, the lower end of the drawing rope is driven to move backwards and compress the discharging spring 14, the material pushing block 13 is driven backwards to leave an operation area inside the forming groove 6, after the stamping forming operation is completed, the movable plate 3 moves upwards, the drawing rope 16 is not stressed any more, the discharging spring 14 resets and drives the material pushing block 13 to move forwards, and a workpiece is automatically ejected.

The working principle and the using process of the utility model are as follows:

firstly, a workpiece is placed in a limiting frame 7, a hydraulic rod 2 is started and is controlled to move downwards, a moving plate 3, an upper die 8, a fixed block 9 and a buffer sleeve 10 are driven to move downwards, the upper end of a traction rope 16 is pulled downwards by the moving plate 3 in the downward movement process of the moving plate 3, a material pushing block 13 at the lower end is driven to move backwards along the inside of a forming groove 6 and compress a material discharging spring 14, and the buffer sleeve 10 contacts the workpiece and is limited by a bottom die 5 in the downward movement process and then does not move downwards any more;

then, the fixed spring 12 is stretched by the moving plate 3 which moves downwards continuously and applies pressure to the fixed block 9 and the buffer sleeve 10 to complete limiting and fixing of the workpiece, the upper die 8 completes stamping forming of the workpiece when entering the forming groove 6, at the moment, the hydraulic rod 2 is started and moves upwards to drive the moving plate 3, the upper die 8, the fixed block 9 and the buffer sleeve 10 to move upwards and reset, in the process, the traction rope 16 gradually loses the migration force of the pushing block 13 due to the upward movement of the moving plate 3, at the moment, the discharging spring 14 stretches and pushes the pushing block 13 forwards, the workpiece is pushed out by the pushing block 13 in the forward moving process, and automatic discharging is completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a metal product stamping device, includes workstation (1), hydraulic stem (2), guide bar (4) and die block (5), its characterized in that: shaping groove (6) have been seted up at the top of die block (5), the top edge fixed mounting of die block (5) has spacing frame (7), the flexible end fixed mounting of hydraulic stem (2) has movable plate (3), the bottom fixed mounting of movable plate (3) has last mould (8), the equal activity joint in the left and right sides at movable plate (3) top has fixed block (9), spring groove (11) have been seted up at the top of movable plate (3), fixed spring (12) have been cup jointed in the inside activity of spring groove (11), movable plate (3) and buffer sleeve (10) have been cup jointed in the activity are run through to the bottom of fixed block (9).

2. A metal product stamping apparatus as defined in claim 1, wherein: hydraulic stem (2) fixed mounting is at the upper end top of workstation (1), die block (5) fixed mounting is at the lower extreme top of workstation (1), the quantity of guide bar (4) is four and respectively fixed mounting at the four corners department at die block (5) top, the surface at guide bar (4) is cup jointed in movable plate (3) activity, the both ends of fixed spring (12) respectively with spring groove (11) and fixed block (9) fixed connection.

3. A metal product stamping apparatus as defined in claim 1, wherein: the inside activity joint of shaping groove (6) has ejector pad (13), the back fixed mounting of workstation (1) has discharging channel (17), discharging spring (14) have been cup jointed in the inside activity of discharging channel (17), the bottom of discharging spring (14) run through the front of workstation (1) and with ejector pad (13) fixed connection, the other end and workstation (1) fixed connection of discharging spring (14), the positive inside fixed mounting of workstation (1) has lead to pole (15), haulage rope (16) have been cup jointed in the inside activity of lead to pole (15) and discharging channel (17), the upper end and movable plate (3) fixed connection and the other end and ejector pad (13) fixed connection of haulage rope (16).

4. A metal product stamping apparatus as defined in claim 1, wherein: the buffer sleeve (10) is made of a rubber block, and the thickness value of the buffer sleeve (10) is fifteen millimeters.

5. A metal product stamping apparatus as defined in claim 1, wherein: the fixing spring (12) is in an incompressible state in an initial state, and when the bottom of the fixing block (9) is not in contact with a workpiece, the fixing spring (12) is generated by non-self-compression of the supporting force provided by the fixing block (9).

6. A metal product stamping apparatus as defined in claim 3, wherein: the hauling cable (16) is made of steel wires and has a diameter value of ten millimeters, and the outer surface of the hauling cable (16) is coated with a wear-resistant coating and is specifically a ceramic particle.

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