CN210412202U

CN210412202U - Section bar punch press mould fixing device

Info

Publication number: CN210412202U
Application number: CN201920894385.9U
Authority: CN
Inventors: 阎敬辉
Original assignee: Nanjing Jinfang Door And Window Co Ltd
Current assignee: Nanjing Jinfang Door And Window Co Ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-04-28
Anticipated expiration: 2029-06-13

Abstract

The utility model relates to a section bar punch press mould fixing device, including the workstation that is located the punch press upper end, be equipped with the locating plate on the workstation, the quantity of locating plate is two and mutually perpendicular sets up, relative locating plate is equipped with the elastic component in the workstation, slide along the length of locating plate on the workstation and be connected with the card strip of being connected with the elastic component, the card strip is perpendicular to locating plate length direction setting, be close to the fixed two fixed establishment that are used for restricting the vertical direction displacement of stamping die of one end of locating plate each other on the workstation, utilize this device to make things convenient for demolising and changing of stamping die, convenient and fast.

Description

Section bar punch press mould fixing device

Technical Field

The utility model belongs to the technical field of the technique of punch press mould and specifically relates to a section bar punch press mould fixing device is related to.

Background

Sheet stamping is a press working method in which a sheet is separated or deformed by a die attached to a press machine to obtain a blank and a part.

At present, the prior art with the publication number of CN207825539U discloses a double-layer hydraulic punching machine which comprises a machine frame, wherein a plurality of pressing plates and supporting plates are arranged on the machine frame and are generally used for punching light materials such as aluminum alloy and the like. Stamping die is generally fixed to be placed in the punching press space between clamp plate and backup pad, and then can install many sets of stamping die, improves production efficiency.

The above prior art has the following problems: the punch press mould is the beading between clamp plate and backup pad, and when the punch press mould was demolishd by the harm urgent need, often need the operator violently to demolish, with next punch press mould welding to the workstation on, very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a section bar punch press mould fixing device, it has the effect of convenient fixed punch press mould.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a section bar punch press mould fixing device, is including the workstation that is located the punch press upper end, be equipped with the locating plate on the workstation, the quantity of locating plate is two and mutually perpendicular sets up, relative locating plate is equipped with the elastic component in the workstation, slide along the length of locating plate on the workstation and be connected with the card strip of being connected with the elastic component, the card strip is perpendicular to locating plate length direction setting, be close to the fixed two fixed mechanisms that are used for restricting the vertical direction displacement of stamping die of one end of being close to of locating plate each other on the workstation.

Through adopting above-mentioned technical scheme, in order to realize fixing or changing the punch press mould that will set up on section bar punch press top workstation, be equipped with the locating plate on the workstation and with the card strip that the locating plate corresponds, the quantity of card strip and locating plate also all is two. Meanwhile, the rear end of the clamping strip is connected with an elastic piece, and the elastic piece can enable the clamping strip to slide along the length direction of the positioning plate. The operator can stir two card strips backward, then puts into the workstation with the punch press mould again for behind punch press mould and two locating plate butts, will block the strip and slide forward again, block the punch press mould. And meanwhile, the die of the punching machine is limited and fixed in the vertical direction by using a fixing mechanism. The die of the punching machine can be detached, and the purpose of replacing the die is achieved.

The utility model discloses further set up to: one side of the positioning plate, facing the clamping strip, is provided with a groove matched with the clamping strip, a plurality of ratchets are arranged in the groove, the ratchets are arranged at one end, close to the positioning plate, of each other, and a pawl matched with the ratchets is arranged at one end of the clamping strip.

Through adopting above-mentioned technical scheme, the user drives the card strip and removes to corresponding the locating plate direction before placing the workstation with the punch press mould, when the card strip removes suitable position, utilizes the pawl of card strip front end and the cooperation of ratchet to fix the card strip, and then makes things convenient for the card strip to fix the tight fixed position of punch press mould.

The utility model discloses further set up to: a cavity for the pawl to slide in the groove is reserved between the upper end of the ratchet and the groove, a through groove is formed in one end, close to the pawl, of the clamping strip, a first spring is connected between the upper end of the pawl and the through groove, and the rear end of the pawl is bent upwards to extend out of the clamping strip to be provided with an operating rod.

Through adopting above-mentioned technical scheme, the operator can utilize the action bars to extract the pawl from the ratchet, can make the pawl slide in the cavity after extracting, and then can move the card strip to keeping away from the direction that the locating plate is close to each other, and then makes the position of adjustment card strip.

The utility model discloses further set up to: the workbench is provided with a dovetail groove parallel to the length direction of the positioning plate, and the lower end of the clamping strip is provided with a dovetail block matched with the dovetail groove.

Through adopting above-mentioned technical scheme, in order to realize that the card strip can carry out the slip in the workstation, and keep sliding along the direction of perpendicular and locating plate all the time, just be equipped with dovetail and forked tail piece dovetail at card strip lower extreme and be along the length direction parallel arrangement with the locating plate to the slip direction of card strip has just been guaranteed.

The utility model discloses further set up to: the fixing mechanism comprises a fixing rod fixed at the upper end of the workbench along the vertical direction, the upper end of the fixing rod is connected with an extension rod in a sliding mode, the upper end of the extension rod is connected with a fastening plate in a rotating mode, and the rotating plane of the fastening plate is perpendicular to the workbench.

Through adopting above-mentioned technical scheme, have the fixed of a vertical direction for counterpunch mould, be equipped with a dead lever that sets up along vertical direction on the fixture block, slide on the dead lever and be connected with the mounting plate, after stamping die placed the workstation in, stamping die's both sides just with the dead lever butt, the dead lever counterpunch stamping die carries out the fixed of position, utilizes the mounting plate to compress tightly stamping die simultaneously, restricts the vertical direction of stamping die.

The utility model discloses further set up to: open in the dead lever has the groove of accepting along the long limit direction of dead lever, the extension rod slides and connects and accept the inslot, it is equipped with a plurality of draw-in grooves to arrange along the vertical direction of extension rod on the extension rod, the draw-in groove notch sets up towards the dead lever direction, slide on the dead lever and be connected with draw-in groove complex card key.

Through adopting above-mentioned technical scheme, in order to compress tightly not high stamping die, just open on the dead lever and have one can make the extension rod slide accept the groove, in order to fix the extension rod simultaneously, it has a plurality of notches towards the draw-in groove of dead lever to open on the extension rod, utilizes the card key of sliding connection on the dead lever to cooperate with the draw-in groove, realizes the rigidity of extension rod on the dead lever, and then can realize compressing tightly not high stamping die.

The utility model discloses further set up to: the locking mechanism is characterized in that a locking groove is formed in the upper end of the fixed rod, a clamping plate in the vertical direction is arranged in the locking groove in a sliding mode, a first rack arranged in the horizontal direction is connected to the rear end of the clamping plate, a gear matched with the first rack is arranged in the locking groove, a second rack matched with the gear is arranged on the clamping key, and a second spring is connected between the rear end of the first rack and the wall of the locking groove.

Through adopting above-mentioned technical scheme, the operator can press the cardboard inwards, and the rack drive gear of cardboard rear end, and the gear drives the second rack again to the realization is extracted the card key from the draw-in groove. Just having unlocked the extension rod this moment, just can having removed the extension rod, compress tightly the stamping die upper end with the mounting plate again after removing, realize fastening the stamping die of co-altitude not.

The utility model discloses further set up to: the lower end of the fastening plate is provided with a square groove matched with the other fastening plate.

Through adopting above-mentioned technical scheme, because two mounting plates can be fixed stamping die jointly, still open a square groove unanimous with the width of mounting plate simultaneously at the mounting plate lower extreme, just so can be with two mounting plates pressfitting that intercrosses mutually.

To sum up, the utility model discloses a beneficial technological effect does:

1. the replacement, installation and fixation of the stamping die can be realized by utilizing the positioning plate and the clamping strip;

2. the stamping dies with different heights can be fixed.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a vertical sectional view of the present invention.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic view of the clip strip fixing mechanism of the present invention.

In the figure, 1, a workbench; 11. positioning a plate; 12. clamping the strip; 13. a first spring; 21. a groove; 22. a ratchet; 23. a pawl; 24. a through groove; 25. an elastic member; 26. an operating lever; 27. a dovetail groove; 28. a dovetail block; 29. a cavity; 3. a fixing mechanism; 31. an extension rod; 32. a fastening plate; 33. a receiving groove; 34. a card slot; 35. a card key; 36. fixing the rod; 4. a locking groove; 41. a first rack; 42. a gear; 43. a second rack; 44. a second spring; 45. a square groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a section bar punch press mould fixing device, is fixed with locating plate 11 including being located the last locating plate 11 that is fixed with of section bar hydraulic press superiors' workstation 1, and the quantity of locating plate 11 is two and perpendicular setting of each other, and locating plate 11 is the long limit direction that is on a parallel with workstation 1. Meanwhile, two elastic pieces 25 arranged opposite to the positioning plate 11 are arranged on the workbench 1, and the front end of each elastic piece 25 is connected with a clamping strip 12. While one end face of the clip strip 12 is held in abutment with the positioning plate 11. An operator can place the stamping die in the workbench 1, abut two side surfaces of the stamping die with the positioning plate 11, and press the other two side surfaces of the stamping die by the clamping strips 12.

As shown in fig. 2 and 3, a recess 21 is further formed at an end of the positioning plate 11 near the elastic member 25, and the size of the recess 21 is matched with the size of an end face of the clamping strip 12. A plurality of ratchet teeth 22 are provided in the recess 21, and the ratchet teeth 22 are oriented in a direction in which the positioning plates 11 approach each other. And meanwhile, a pawl 23 matched with the ratchet 22 is arranged on the end surface of the clamping strip 12, and the clamping strip 12 can be kept in a tightened state by utilizing the pawl 23, so that an operator can put the stamping die into the whole device. The end face of the clamping strip 12 close to the positioning plate 11 is provided with a through groove 24, a pawl 23 is connected in the through groove 24 in a sliding mode, the rear end of the pawl 23 extends out of the clamping strip 12 and is provided with an operating rod 26, a first spring 13 is arranged between the upper end of the pawl 23 and the through groove 24, a cavity 29 is reserved between the groove 21 and the ratchet 22, and the size of the cavity 29 is consistent with the height of the pawl 23. The first spring 13 keeps the pawl 23 in a state of always matching with the ratchet 22, and if the pawl 23 needs to be pulled out of the groove 21, an operator only needs to move the operating rod 26 upwards, the operating rod 26 pulls the pawl 23, the pawl 23 moves upwards into the cavity 29 on the groove 21, the front end of the pawl 23 is separated from the ratchet 22, and therefore the clamping strip 12 can slide. Meanwhile, in order to ensure that the clamping strip 12 can always adhere to the positioning plate 11 to slide, a dovetail groove 27 is further formed in the workbench 1, the dovetail groove 27 is arranged in a direction parallel to the positioning plate 11, a dovetail block 28 matched with the dovetail groove 27 is arranged at the lower end of the clamping strip 12, and the clamping strip 12 can be ensured to always keep abutting against the positioning plate 11 when sliding by using the dovetail block 28 and the dovetail groove 27.

As shown in fig. 1, two fixing mechanisms 3 for fixing the vertical movement of the punching mold are fixed at one end of the positioning plate 11, in this embodiment, the fixing mechanism 3 includes a fixing rod 36 fixed on the working table 1, the fixing rod 36 is in the shape of a vertically placed rectangular column, and the two fixing rods 36 are perpendicular to each other, so that the pressing with the side wall of the punching mold can be realized. The fixing rod 36 is provided with a receiving groove 33 arranged along the vertical direction, an extension rod 31 is connected in the receiving groove 33 in a sliding mode, and the extension rod 31 can slide in the receiving groove 33, so that fixing of stamping dies with different heights is achieved.

As shown in fig. 4, a plurality of catching grooves 34 are formed on one side of the extension bar 31, and the notches of the catching grooves 34 are formed toward the fixing bar 36. Meanwhile, a locking groove 4 is formed in the fixed rod 36 in the direction close to the clamping groove 34, a first rack 41 is connected to the locking groove 4 in a sliding mode along the horizontal direction, a gear 42 matched with the first rack 41 is arranged in the locking groove 4, a clamping key 35 matched with the clamping groove 34 is connected to the lower end of the gear 42, and a second rack 43 matched with the gear 42 is arranged on the clamping key 35. And a second spring 44 is connected between the first rack 41 and the inner wall of the locking groove 4. The operator can press the first rack 41, the first rack 41 moves backward, the gear 42 is driven to rotate, the gear 42 drives the second gear 42 to rotate reversely, and the latch 35 is driven to extend outward. The height of the wand 31 can now be adjusted. If after the height is adjusted, an operator only needs to loosen the hand, the first rack 41 naturally rebounds under the action of the spring, and the clamp key 35 rebounds, so that the clamp key 35 is matched with the clamp groove 34.

As shown in fig. 1 and 2, a fastening plate 32 is further provided at the top end of one of the rods 31, the fastening plate 32 is held perpendicular to the rod 31, and the fastening plate 32 is used to fix the top end of the press die. Meanwhile, the lower end of the other fastening plate 32 is provided with a square groove 45 with the same width as the fastening plate 32. When the stamping die is tightly pressed, the fastening plate 32 is placed at the lower end, and the other fastening plate 32 is matched with the fastening plate 32 by using the square groove 45, so that the stamping die is fixed together.

The specific implementation process comprises the following steps: when installing stamping die, the operator places stamping die in workstation 1 earlier, with stamping die's both sides and two locating plate 11 looks butt, pulls operating lever 26 again, and operating lever 26 drives the stopper rebound, and the unblock of card strip 12 this moment, card strip 12 move under the drive of elastic component 25, carries out the butt with two card strips 12 and stamping die's two other lateral walls. At this time, the clamping plate is pressed again, the clamping plate is pushed backwards, the clamping plate drives the first rack 41 to move, the first rack 41 drives the gear 42, the gear 42 reversely drives the second rack 43, and the clamping key 35 is ejected from the clamping groove 34 at this time. The height of the extension rod 31 is adjusted again, after the fastening plate 32 is pressed to the top end of the stamping die, an operator loosens the fastening plate, the clamping key 35 rebounds to be buckled with the clamping groove 34, the position of the extension rod 31 is fixed, finally, the square groove 45 at the lower end of the fastening plate 32 is matched with the fastening plate 32, and the installation operation is completed at the moment.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a section bar punch press mould fixing device, is including workstation (1) that is located the punch press upper end, characterized by: be equipped with locating plate (11) on workstation (1), the quantity of locating plate (11) is two and mutually perpendicular sets up, relative locating plate (11) is equipped with elastic component (25) in workstation (1), slide along the length of locating plate (11) on workstation (1) and be connected with card strip (12) of being connected with elastic component (25), card strip (12) are perpendicular to locating plate (11) length direction and set up, be close to locating plate (11) on workstation (1) and be used for restricting two fixed establishment (3) of the vertical direction displacement of stamping die of one end mutually near one end.

2. The profile punch die attachment apparatus of claim 1, wherein: one side, facing the clamping strip (12), of the positioning plate (11) is provided with a groove (21) matched with the clamping strip (12), a plurality of ratchets (22) are arranged in the groove (21), the ratchets (22) are arranged at the end, facing the positioning plate (11), close to one end of the positioning plate, and one end of the clamping strip (12) is provided with a pawl (23) matched with the ratchets (22).

3. The profile punch die attachment apparatus of claim 2, wherein: a cavity (29) for the pawl (23) to slide in the groove (21) is reserved between the upper end of the ratchet (22) and the groove (21), a through groove (24) is formed in one end, close to the pawl (23), of the clamping strip (12), a first spring (13) is connected between the upper end of the pawl (23) and the through groove (24), and an operating rod (26) is arranged at the rear end of the pawl (23) and bends upwards to extend out of the clamping strip (12).

4. The profile punch die attachment apparatus of claim 3, wherein: the working table (1) is provided with a dovetail groove (27) parallel to the length direction of the positioning plate (11), and the lower end of the clamping strip (12) is provided with a dovetail block (28) matched with the dovetail groove (27).

5. The profile punch die attachment apparatus of claim 1, wherein: fixing mechanism (3) are including fixing dead lever (36) in workstation (1) upper end along vertical direction, it is connected with extension rod (31) to slide on dead lever (36), extension rod (31) upper end is rotated and is connected with mounting plate (32), the rotation plane of mounting plate (32) is on a parallel with workstation (1).

6. The profile punch die attachment apparatus of claim 5, wherein: open in dead lever (36) and have and accept groove (33) along dead lever (36) long side direction, extension rod (31) are slided and are connected in accepting groove (33), the vertical direction range along extension rod (31) on extension rod (31) is equipped with a plurality of draw-in grooves (34), draw-in groove (34) notch sets up towards dead lever (36) direction, slide on dead lever (36) and be connected with draw-in groove (34) complex card key (35).

7. The profile punch die attachment apparatus of claim 6, wherein: the fixing rod (36) is characterized in that a locking groove (4) is formed in the upper end of the fixing rod (36), a first rack (41) which slides along the horizontal direction is arranged in the locking groove (4), a gear (42) which is matched with the first rack (41) is arranged in the locking groove (4), a second rack (43) which is matched with the gear (42) is arranged on the clamping key (35), and a second spring (44) is connected between the rear end of the first rack (41) and the groove wall of the locking groove (4).

8. The profile punch die attachment apparatus of claim 5, wherein: the lower end of the fastening plate (32) is provided with a square groove (45) matched with the other fastening plate (32).