CN209998183U

CN209998183U - Lower die positioning clamp of bending machine

Info

Publication number: CN209998183U
Application number: CN201920527406.3U
Authority: CN
Inventors: 黄国成; 梁润荣
Original assignee: Foshan Rongboda Metal Co Ltd
Current assignee: Foshan Rongboda Metal Co Ltd
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-01-31
Anticipated expiration: 2029-04-17

Abstract

The utility model discloses a lower mould positioning fixture of kinds of benders, including base, fixed plate, regulation seat and screw rod, the bender lower mould has been placed to the base top surface, the fixed plate is the L template including horizontal end and vertical end, be equipped with on the base and let the gliding fluting of fixed plate horizontal end, the base both sides all are fixed with the regulation seat, the screw rod level set up and with adjust a threaded connection, screw rod thread end top tight fixed plate and inject the bender lower mould on the base, the utility model discloses the fixed plate cooperation fluting that sets up the L type carries on spacingly, can guarantee that fixed plate mounted position is accurate, avoids the fixed plate slope to arouse the condition of bender lower mould positioning failure, has the installation firm, the convenient characteristics in location.

Description

Lower die positioning clamp of bending machine

Technical Field

The utility model relates to a bender technical field, concretely relates to kind of bender lower mould anchor clamps.

Background

The numerical control bender is kinds of all kinds of sheet metal fashioned equipment of bending that is used for iron, stainless steel, copper, aluminium etc., like numerical control bender includes the support, workstation and clamp plate, during the use, by the wire to the coil circular telegram, produce gravitation to the clamp plate after the circular telegram, thereby realize the centre gripping to the sheet metal between clamp plate and the base, owing to adopted the electromagnetic force centre gripping, make the clamp plate can make multiple work piece requirement, and can process the work piece that has the lateral wall, add man-hour in bending, place the section bar on processing platform, process it with the bender, it is very practical to the small-size section bar of centering.

The numerical control bending machine comprises a movable die and a lower die, wherein the movable die is fixed on a tool rest, the lower die is fixed on a lower die seat, and the movable die is matched with the lower die under the action of the pressure of the bending machine to enable a plate to be a finished piece with a specific shape and size.

The locking of bender lower mould and the machining precision of positioning accuracy direct influence bender, in order to improve the machining precision of bender, the positioning accuracy and the lower mould that need guarantee the lower mould keep the fastening state in the course of working, current lower mould is fixed only to utilize the vertical dull and stereotyped of screw rod cooperation to fix, when this kind of mode is used for multi-purpose mould, because lower mould skew or vertical dull and stereotyped slope cause the deviation easily, need the manual work to adjust repeatedly.

Disclosure of Invention

Not enough to prior art, the utility model aims at providing kinds of installation firm, fix a position the lower mould positioning fixture of convenient bender.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

lower mould positioning fixture of bender, including base, fixed plate, regulation seat and screw rod, the bender lower mould has been placed to the base top surface, the fixed plate is the L template including horizontal end and vertical end, be equipped with on the base and let the gliding fluting of fixed plate horizontal end, the base both sides all are fixed with the regulation seat, the screw rod level sets up and with regulation seat threaded connection, screw rod thread end top tight fixed plate and inject the bender lower mould on the base.

, the axis of the screw is parallel to the sliding direction of the fixing plate on the base.

, connecting a hand-screwing head to the end of the screw rod far away from the fixing plate.

, a rubber head is connected to the end of the screw rod close to the fixed plate.

, the threaded end of the screw is vertically oriented toward the vertical end plate surface of the fixing plate.

And , the number of the screws is four, the screws are oppositely arranged on two sides of the base in pairs, and the number of the grooves is two, and the grooves correspond to the positions of each pair of screws respectively.

And , arranging two fixing plates in each groove, wherein the vertical ends of the two fixing plates are arranged in the axial direction, and the horizontal ends of the two fixing plates are staggered and matched with each other.

, the bending machine further comprises a limiting bottom die, a sliding groove is further formed in the top surface of the base, the limiting bottom die is in sliding connection with the sliding groove, and the bottom surface of the limiting bottom die is matched with a knife edge of the bottom surface of a lower die of the bending machine.

, the device also comprises a positioning nut which is connected with the screw in a threaded way and is positioned between the fixing plate and the adjusting seat.

And , attaching the top surface of the horizontal end of the fixing plate to the bottom surface of the lower die of the bending machine.

The utility model discloses following beneficial effect has:

the utility model discloses the fixed plate cooperation fluting that sets up the L type carries on spacingly, can guarantee that the fixed plate mounted position is accurate, avoids the fixed plate slope to arouse the condition of bender lower mould positioning failure, has the installation firm, fix a position convenient characteristics.

Drawings

Fig. 1 is a schematic sectional view of the fixing plate of the present invention;

fig. 2 is a schematic sectional view of the limiting bottom die of the present invention;

fig. 3 is a schematic top view of an embodiment of the present invention;

fig. 4 is a schematic top view of another example of the present invention;

in the figure: 1. a bending machine lower die; 2. a base; 3. a fixing plate; 4. an adjusting seat; 5. a screw; 6. limiting the bottom die; 7. positioning a nut; 21. grooving; 22. a chute; 31. a horizontal end; 32. a vertical end; 51. screwing the glue head by hand; 52. a rubber head.

Detailed Description

The following description steps are taken in conjunction with the accompanying drawings and the embodiments to more clearly understand the technical idea claimed in the present invention.

As shown in fig. 1-3 the utility model discloses lower mould positioning fixture of bender, including base 2, fixed plate 3, regulation seat 4 and screw rod 5, bender lower mould 1 has been placed to 2 top surfaces of base, fixed plate 3 is the L template including horizontal end 31 and vertical end 32, be equipped with on base 2 and let 3 gliding fluting 21 of horizontal end 31 of fixed plate, 2 both sides of base all are fixed with regulation seat 4, 5 levels of screw rod set up and with 4 threaded connection of regulation seat, 5 threaded end top tight fixed plate 3 of screw rod and inject bender lower mould 1 on base 2.

The utility model discloses the use does: the screw 5 is installed on the adjusting seat 4 in advance, the fixing plate 3 is placed on the groove 21 in advance, the bending machine lower die 1 is placed on the base 2, then the fixing plate 3 is horizontally slid, the vertical end of the fixing plate is tightly attached to the side face of the bending machine lower die 1, and the screw 5 is screwed to enable the threaded end of the fixing plate 3 to tightly press the vertical end plate face of the fixing plate 3, so that the fixing of the bending machine lower die 1 can be completed; or after the lower die 1 of the bending machine is directly placed on the base 2, the screw rod 5 is directly screwed to enable the threaded end of the screw rod to push the fixing plate 3 until the vertical end plate surface of the fixing plate 3 presses the lower die 1 of the bending machine, and then the lower die 1 of the bending machine can be fixed; this locking process is simple convenient, and fixed plate 3 adopts the design of L template cooperation fluting 21, can ensure the vertical end 32 face perpendicular to base 2 mesa of L template, prevents that fixed plate 3 skew or the slope of bender lower mould 1 from leading to the condition emergence of bender lower mould 1 installation skew.

Preferably, the width of the slide slot 21 is designed to cooperate with the fixed plate 3 so as to define the sliding direction of the fixed plate 3 on the base 2; the axial lead of the screw 5 is parallel to the sliding direction of the fixing plate 3 on the base 2, thereby ensuring that the screw 5 can smoothly push and press the fixing plate 3.

Preferably, the end of the screw 5, which is far away from the fixing plate 3, is connected with a hand-operated gluing head 51, preferably a plum-blossom-shaped nut, and a worker can adjust the position of the screw 5 through the plum-blossom-shaped nut in a labor-saving manner, so that the lower die 1 of the bending machine can be quickly locked.

Preferably, the end of the screw 5 close to the fixed plate 3 is connected with a rubber head 52, preferably, the rubber head 52 is in a circular truncated cone shape or a truncated pyramid shape gradually enlarged towards the fixed plate 3, so that the rubber head 52 has an end surface parallel to a vertical end plate surface of the fixed plate 3, the screw 5 presses the plate surface of the fixed plate 3 through the rubber head 52, the screw 5 can be prevented from wearing the plate surface of the vertical end 32 of the fixed plate 3, the situation that the plate surface of the vertical end 32 is worn to generate an irregular concave hole so as to generate deviation when the screw 5 presses the fixed plate 3 can be avoided, and in addition, the gradually enlarged truncated cone shape can increase the contact surface between the screw 5 and the fixed plate 3.

Preferably, the threaded end of the screw 5 is vertically faced to the vertical end 32 of the fixing plate 3.

Preferably, the number of the screws 5 is four, two screws are oppositely arranged on two sides of the base 2, and two slots 21 are respectively corresponding to each pair of screws 5; adopt four the cooperation of screw rod 5 can fully ensure that bender lower mould 1 is fixed firm.

Preferably, two fixing plates 3 are arranged in each slot 21, the vertical ends 32 of the two fixing plates 3 are arranged facing each other, and the horizontal ends 31 of the two fixing plates 3 are in mutual staggered fit, more specifically, referring to fig. 3, in an embodiment, the width of the vertical end 32 of the fixing plate 3 is twice the width of the horizontal end 31, and the width of the slot 21 is twice the width of the horizontal end 31, so that when the vertical ends 32 of the two fixing plates 3 face each other, the horizontal ends 31 of the two fixing plates 3 can be placed in the slot 21 in a staggered manner, so that the two fixing plates 3 can slide in opposite directions, and simultaneously, the acting force of the two vertical ends 32 on the lower die 1 of the bending machine is ensured to be symmetrical, referring to fig. 4, in another embodiment, the horizontal ends of the two fixing plates 3 in the slot 21 identical to can adopt a "concave" and.

Preferably, the bending die further comprises a limiting bottom die 6, a sliding groove 22 is further arranged on the top surface of the base, more specifically, the sliding groove 22 is located between the two slots 21, the extending direction of the sliding groove 22 is perpendicular to the extending direction of the slots 21, the limiting bottom die 6 is in sliding connection with the sliding groove 22, and the bottom surface of the limiting bottom die 6 is fitted with a knife edge on the bottom surface of the lower die 1 of the bending machine; in traditional fixed mode, except that bender lower mould 1 is fixed, still need carry out the adjustment of 1 horizontal position of bender lower mould, and the utility model discloses in, adopt spacing die block 6 can realize the quick location of bender lower mould 1, need not finally to utilize screw rod 5 to carry out the horizontal adjustment of bender lower mould 1.

Preferably, the device further comprises a positioning nut 7, wherein the positioning nut 7 is in threaded connection with the screw rod 5 and is positioned between the fixing plate 3 and the adjusting seat 4; in the conventional device, the positioning nut 7 is mounted outside the adjustment seat 4, which has the following drawbacks: if the adjusting seat 4 and the screw rod 5 slide, the screw rod 5 can slide outwards when the positioning nut 7 on the outer side is screwed for fixing, so that the fixing plate 3 is loosened, and the lower die 1 of the bending machine fails to be fixed; and in the utility model, even if the screw rod 5 slides with the adjusting seat 4, twist and move the set nut 7 and can make the screw rod 5 slide towards the fixed plate 3, still can realize the fastening of fixed plate 3.

Preferably, the top surface of the horizontal end 31 of the fixing plate 3 is attached to the bottom surface of the lower die 1 of the bending machine.

The utility model discloses 3 cooperation flutings 21 of fixed plate that set up the L type carry on spacingly, can guarantee that 3 mounted positions of fixed plate are accurate, avoid 3 slopes of fixed plate and arouse the condition of 1 location failure of bender lower mould, have the installation firm, fix a position convenient characteristics.

Various other changes and modifications may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such changes and modifications should fall within the scope of the present invention.

Claims

1. Lower mould positioning fixture of bender, its characterized in that: including base (2), fixed plate (3), regulation seat (4) and screw rod (5), bender lower mould (1) have been placed to base (2) top surface, fixed plate (3) are the L template including horizontal end (31) and vertical end (32), be equipped with on base (2) and let fixed plate (3) horizontal end (31) gliding fluting (21), base (2) both sides all are fixed with regulation seat (4), screw rod (5) level sets up and with regulation seat (4) threaded connection, screw rod (5) threaded end top tight fixed plate (3) and inject bender lower mould (1) on base (2).

2. The lower die positioning jig of a bending machine according to claim 1, characterized in that: the axial lead of the screw rod (5) is parallel to the sliding direction of the fixing plate (3) on the base (2).

3. The lower die positioning clamp of the bending machine according to claim 1, wherein a hand-operated gluing head (51) is connected to the end of the screw rod (5) far away from the fixing plate (3).

4. The lower die positioning clamp of the bending machine according to claim 1, wherein the end of the screw rod (5) close to of the fixing plate (3) is connected with a rubber head (52).

5. The lower die positioning jig of a bending machine according to claim 1, characterized in that: the threaded end of the screw rod (5) vertically faces the surface of the vertical end (32) of the fixing plate (3).

6. The lower die positioning jig of a bending machine according to claim 1, characterized in that: the number of the screw rods (5) is four, every two screw rods are oppositely arranged on two sides of the base (2), and the number of the grooves (21) is two and corresponds to the position of each pair of screw rods (5).

7. The lower die positioning jig of a bending machine according to claim 6, characterized in that: two fixing plates (3) are arranged in each slot (21), the vertical ends (32) of the two fixing plates (3) are arranged in an opposite way, and the horizontal ends (31) are mutually staggered and matched.

8. The lower die positioning jig of a bending machine according to claim 1, characterized in that: still include spacing die block (6), still be equipped with spout (22) on base (2) top surface, spacing die block (6) and spout (22) sliding connection, spacing die block (6) bottom surface agrees with mutually with bender lower mould (1) bottom surface edge of a knife.

9. The lower die positioning jig of a bending machine according to claim 1, characterized in that: the fixing device is characterized by further comprising a positioning nut (7), wherein the positioning nut (7) is in threaded connection with the screw (5) and is located between the fixing plate (3) and the adjusting seat (4).

10. The lower die positioning jig of a bending machine according to claim 1, characterized in that: and the top surfaces of the horizontal end (31) of the fixing plate (3) and the horizontal end (31) are attached to the bottom surface of the lower die (1) of the bending machine.