CN212190710U - Bending die and bending machine - Google Patents

Abstract

The utility model relates to a bending die, in particular to a bending machine device, which comprises a die body and a clamping device arranged on the die body; the upper end of the die body is a bending part, a 90-degree corner is arranged on the bending part, and the upper ends of the die body on two sides of the bending part are positioned at the same height; clamping device is located the upper end of the portion of bending, and clamping device comprises two sets of centre gripping subassemblies, and two sets of centre gripping subassemblies symmetric distribution are in the both sides of the corner of the portion of bending, and the centre gripping subassembly include with mould body sliding connection two grip blocks, connect the compression spring between mould body and grip block, and compression spring drives the grip block and slides on the mould body, and two grip blocks have the state of butt. The utility model provides a bender add the problem that the work piece took place to incline when adding man-hour to some narrow thick work pieces, the effect that makes the work piece bend has obtained the improvement.

Description

Bending die and bending machine

Technical Field

The utility model relates to a bender equipment especially relates to a mould and bender of bending.

Background

A bending machine is a machine capable of bending a plate-shaped workpiece. The bending machine is an important bending tool, and is indispensable in the production and manufacturing industry.

At present, when a bending machine is used for bending a workpiece, the workpiece is usually placed on a bending die, and then a pressing plate on the bending machine presses and bends the workpiece. However, when a bending machine is used for bending a narrow and thick workpiece, the workpiece is prone to lateral movement, so that the workpiece bending effect is poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a mould of bending, it has solved the bender and has added man-hour the work piece to some narrow thick work pieces and take place the problem of side to move, makes the effect that the work piece was bent obtain improving.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a bending die comprises a die body and a clamping device arranged on the die body;

the upper end of the die body is a bent part, a 90-degree corner is arranged on the bent part, and the upper ends of the die body on two sides of the bent part are positioned at the same height;

clamping device is located the upper end of the portion of bending, and clamping device comprises two sets of centre gripping subassemblies, and two sets of centre gripping subassemblies symmetric distribution are in the both sides of the corner of the portion of bending, and the centre gripping subassembly include with mould body sliding connection two grip blocks, connect the compression spring between mould body and grip block, compression spring drives the grip block is in slide on the mould body, two the grip block has the state of butt.

Through adopting above-mentioned technical scheme, during the use, the staff separates two grip blocks in advance, then arranges the work piece between two grip blocks, two grip blocks of slow loosening to two grip blocks press from both sides the work piece tightly under the spring action of compression spring separately, then the clamp plate of bender can bend the work piece, at this in-process, two grip blocks have pressed from both sides the work piece of narrow thickness tightly, and then when the clamp plate was bent the work piece, the work piece was difficult for taking place to move by the side, made the effect of bending of work piece better.

The present invention may be further configured in a preferred embodiment as: the die is characterized in that sliding grooves are formed in the die body, and the bottoms of the two clamping plates are located in the sliding grooves.

Through adopting above-mentioned technical scheme, through setting up the spout on the mould body for the grip block slides in the spout, and then two grip blocks are when carrying out the centre gripping to the work piece, and two grip blocks are difficult for taking place the side and move, thereby indirect improvement the stability of work piece, make the clamp plate can be better bend the work piece.

The present invention may be further configured in a preferred embodiment as: and a limiting assembly is arranged between the clamping plate and the die body.

Through adopting above-mentioned technical scheme, through set up spacing subassembly between grip block and mould body to when the grip block carries out the centre gripping to some thicker work pieces, the grip block can produce the side and move, only slides in the spout for the grip block, spacing subassembly further has increased the stability of clamping device centre gripping, and the clamp plate of being convenient for is bent the work piece.

The present invention may be further configured in a preferred embodiment as: the limiting assembly comprises a first limiting rod, one end of the first limiting rod is vertically fixed on the clamping plate, the other end of the first limiting rod penetrates through the die body, and a limiting hole matched with the first limiting rod is formed in the die body.

Through adopting above-mentioned technical scheme, when the staff overcome compression spring's elasticity and pull open the grip block, first gag lever post removes in spacing downthehole, then put into the work piece between two grip blocks, loosen compression spring, and then the grip block slides in the spout under the spring force effect, and first gag lever post removes in spacing downthehole, two grip blocks grasp the work piece, at the in-process that the clamp plate was bent the work piece, the grip block can not take place to move on the mould body by the side, the work piece of being convenient for is bent.

The present invention may be further configured in a preferred embodiment as: the limiting assembly comprises a sleeve arranged on the die body and a second limiting rod fixedly connected with the clamping plate;

one end of the second limiting rod is located in the sleeve, and the second limiting rod is connected with the first limiting rod in a clamping mode.

Through adopting above-mentioned technical scheme, when the staff overcome compression spring's elasticity and pull open the grip block, the second gag lever post removed in the sleeve pipe, then put into the work piece between two grip blocks, loosen compression spring, and then the grip block slides in the spout under the spring force effect, and the second gag lever post removes in the sleeve pipe, two grip blocks live the work piece centre gripping, at the in-process that the clamp plate was bent the work piece, the grip block can not take place to move on the mould body by the side, the work piece of being convenient for is bent.

The present invention may be further configured in a preferred embodiment as: the clamping plate is provided with a rubber pad;

the rubber pads are positioned on the opposite end surfaces of the two clamping plates.

Through adopting above-mentioned technical scheme, through set up the cushion on the grip block, increased the frictional force between grip block and the work piece to the work piece is difficult for taking place to skid under the centre gripping of two grip blocks, and the work piece of being convenient for is bent.

The present invention may be further configured in a preferred embodiment as: the 90-degree corner of the bending part is an arc-shaped corner.

By adopting the technical scheme, the workpiece bottom bending device can be conveniently attached to the bottom of a bent workpiece.

To the not enough of prior art existence, the utility model discloses a second of the purpose provides a bender.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a bending machine comprises any bending die.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the staff separates two grip blocks in advance, then arranges the work piece between two grip blocks, slowly unclamp two grip blocks to two grip blocks press from both sides the work piece tightly under the spring action of compression spring separately, then the clamp plate of bender can bend the work piece, at this in-process, two grip blocks have pressed from both sides the work piece of narrow thickness tightly, and then when the clamp plate was bent the work piece, the work piece was difficult for taking place the side and moves, made the better effect of bending of work piece

2. Through set up spacing subassembly between grip block and mould body to when the grip block carries out the centre gripping to some thicker work pieces, the grip block can produce the side and move, only slides in the spout for the grip block, spacing subassembly further increase the stability of clamping device centre gripping, the clamp plate of being convenient for is bent the work piece.

Drawings

Fig. 1 is a schematic diagram of an embodiment of the present invention.

Fig. 2 is a schematic diagram of another embodiment of the present invention.

In the figure, 11, the die body; 101. a chute; 111. a bending part; 21. a clamping plate; 22. a compression spring; 211. a rubber pad; 31. a first limit rod; 32. a limiting hole; 41. a sleeve; 42. a second limiting rod.

Detailed Description

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

Referring to fig. 1 and fig. 2, for the utility model discloses a bending die, including the die body 11 and establish the clamping device on the die body 11. The clamping device clamps the workpiece placed on the die body 11, so that the workpiece can be bent by the pressing plate on the bending machine conveniently.

The bending part 111 is arranged on the die body 11, when the die body 11 is used, the bending part 111 faces upwards, the bending part 111 is in a V shape, a 90-degree corner is arranged on the bending part 111, the corner is an arc-shaped corner, and is convenient to be attached to a workpiece after being bent, when the die body 11 is used, the upper end faces of the die bodies 11 on two sides of the bending part 111 are located at the same height, and then are used for placing the workpiece, and the workpiece is prevented from sliding or falling off from the die.

Clamping device installs on the terminal surface of the portion 111 of bending on mould body 11, clamping device comprises two sets of centre gripping subassemblies, two sets of centre gripping subassemblies symmetry are installed on the portion 111 of bending of mould body 11, and two sets of centre gripping subassemblies distribute at two edges of the V-arrangement portion 111 of bending, two sets of centre gripping subassemblies symmetric distribution are in the both sides of the portion 111 corner of bending promptly, two sets of centre gripping subassemblies carry out the centre gripping respectively to the both ends of work piece, there is the clearance between two sets of centre gripping subassemblies, this clearance can make the clamp plate pass through.

The clamping assembly comprises two clamping plates 21 and two compression springs 22, the two clamping plates 21 are symmetrically installed on the die body 11, the clamping plates 21 are connected with the die body 11 in a sliding mode, a sliding groove 101 is formed in the die body 11, the sliding groove 101 is parallel to a folding line of a corner position of the bending portion 111, the bottoms of the two clamping plates 21 are located in the sliding groove 101, and the clamping plates 21 slide in the sliding groove 101. One end of the compression spring 22 is fixedly connected to the clamping plates 21, the other end of the compression spring is fixedly connected to the die body 11, and when the compression spring 22 is in a natural state, the two clamping plates 21 are in an abutting state. When the die is used, a worker pulls the two clamping plates 21 apart, places a workpiece between the two clamping plates 21, and clamps the workpiece by the two clamping plates 21. The rubber pads 211 are arranged on the opposite end faces of the two clamping plates 21, and when the clamping plates 21 clamp a workpiece, the rubber pads 211 are clamped on the workpiece, so that the workpiece and the clamping plates 21 are prevented from slipping. Locate spacing subassembly between grip block 21 and the mould body 11, spacing subassembly can play the effect that prevents the side and move to grip block 21 like spout 101.

In an embodiment, as shown in fig. 1, the limiting component includes a first limiting rod 31, the first limiting rod 31 is perpendicular to the clamping plate 21, the first limiting rod 31 is installed on an end surface of the clamping plate 21 away from the other clamping plate 21, the first limiting rod 31 passes through the die body 11, a limiting hole 32 for the first limiting rod 31 to pass through is formed in the die body 11, and the first limiting rod 31 is located inside the compression spring 22. In this embodiment, two clamping plates 21 in two clamping assemblies respectively clamp two ends of a workpiece, the first limiting rod 31 slides in the first limiting hole 32, and the first limiting rod 31 can limit the clamping plates 21, so that the problem that the clamping plates 21 are deviated when the clamping plates 21 clamp workpieces of different sizes is avoided.

In another embodiment, as shown in fig. 2, the limiting component includes a sleeve 41 disposed on the mold body 11 and a second limiting rod 42 disposed on the clamping plate 21, the sleeve 41 is fixed on the mold body 11, one end of the sleeve 41 away from the mold body 11 is provided with a clamping ring portion, one end of the second limiting rod 42 is vertically fixed on the clamping plate 21, the other end of the second limiting rod is located in the sleeve 41, and the second limiting rod 42 is provided with a clamping portion, which can be clamped with the clamping ring portion. The sleeve 41 and the second stopper rod 42 are both located inside the compression spring 22. In this embodiment, two clamping plates 21 of the two clamping assemblies respectively clamp two ends of a workpiece, the second limiting rod 42 slides in the sleeve 41, and the second limiting rod 42 can limit the clamping plates 21, so that the problem that the clamping plates 21 are shifted when the clamping plates 21 clamp workpieces of different sizes is avoided.

The embodiment of the utility model provides a bender is still disclosed, it includes the mould of bending in the above-mentioned arbitrary embodiment, still includes support, workstation, hydraulic system and clamp plate, and on the workstation was arranged in to the mould of bending, hydraulic system drove the work piece on the mould of bending of clamp plate fifty percent discount and bends.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a mould of bending which characterized in that: comprises a die body (11) and a clamping device arranged on the die body (11);

the upper end of the die body (11) is provided with a bending part (111), the bending part (111) is provided with a 90-degree corner, and the upper ends of the die body (11) at two sides of the bending part (111) are positioned at the same height;

clamping device is located the upper end of the portion of bending (111), and clamping device comprises two sets of centre gripping subassemblies, and two sets of centre gripping subassemblies symmetric distribution are in the both sides of the portion of bending (111) corner, and the centre gripping subassembly includes two grip blocks (21) with mould body (11) sliding connection, connects compression spring (22) between mould body (11) and grip block (21), compression spring (22) drive grip block (21) are in slide on mould body (11), two grip block (21) have the state of butt.

2. The bending die of claim 1, wherein: the die is characterized in that a sliding groove (101) is formed in the die body (11), and the bottoms of the two clamping plates (21) are located in the sliding groove (101).

3. The bending die of claim 2, wherein: and a limiting component is arranged between the clamping plate (21) and the die body (11).

4. The bending die of claim 3, wherein: the limiting assembly comprises a first limiting rod (31), one end of the first limiting rod (31) is vertically fixed on the clamping plate (21), the other end of the first limiting rod penetrates through the die body (11), and a limiting hole (32) matched with the first limiting rod (31) is formed in the die body (11).

5. The bending die of claim 3, wherein: the limiting assembly comprises a sleeve (41) arranged on the die body (11) and a second limiting rod (42) fixedly connected with the clamping plate (21);

one end of the second limiting rod (42) is located in the sleeve (41), and the second limiting rod (42) is connected with the first limiting rod (31) in a clamping mode.

6. The bending die of claim 4 or 5, wherein: the clamping plate (21) is provided with a rubber pad (211);

the rubber pads (211) are positioned on the opposite end surfaces of the two clamping plates (21).

7. The bending die of claim 1, wherein: the 90-degree corner of the bending part (111) is an arc-shaped corner.

8. Bending machine, characterized in that it comprises a bending die according to any one of claims 1 to 7.

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