CN216881179U - Clamping die for numerical control bending machine - Google Patents
Clamping die for numerical control bending machine Download PDFInfo
- Publication number
- CN216881179U CN216881179U CN202122951346.8U CN202122951346U CN216881179U CN 216881179 U CN216881179 U CN 216881179U CN 202122951346 U CN202122951346 U CN 202122951346U CN 216881179 U CN216881179 U CN 216881179U
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- CN
- China
- Prior art keywords
- column
- connecting column
- die
- snap
- numerically controlled
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000005452 bending Methods 0.000 title claims abstract description 16
- 239000004033 plastic Substances 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 description 13
- 238000005457 optimization Methods 0.000 description 9
- 238000004080 punching Methods 0.000 description 9
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The utility model discloses a clamping die for a numerical control bending machine, which comprises a bottom plate, wherein a plastic plate is arranged on the bottom plate, a plastic groove is formed in the plastic plate, a stamping head matched with the plastic groove is arranged on one side of the plastic plate, a stamping oil cylinder is detachably connected to the stamping head through a connecting unit, and a clamping unit for fixing a workpiece is arranged on the plastic plate. According to the clamping die, the detachable connection of the stamping head and the connecting column is realized in a tensioning mode, the position of the moving block can be effectively limited, the stamping head and the connecting column are prevented from being separated, and the problems that the detachable connection structure adopted between the existing clamping die and the driving part is not firm and is easy to slip are solved.
Description
Technical Field
The utility model relates to a clamping die, in particular to a clamping die for a numerical control bending machine, and belongs to the technical field of bending equipment.
Background
Moulds (mu m) and tools for obtaining the desired products in industrial production by injection moulding, blow moulding, extrusion, die casting or forge forming, smelting, punching and the like. One of them is a snap-fit mold.
However, the detachable connection structure adopted between the existing clamping die and the driving part is not firm, and the slipping is easy to occur.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides a clamping die for a numerical control bending machine.
In order to solve the problems, the utility model adopts the following technical scheme: the utility model provides a block mould for numerical control bender, comprising a base plate, install the shaping board on the bottom plate, be equipped with the shaping groove on the shaping board, one side of shaping board is provided with the punching press head that uses with the cooperation of shaping groove, the punching press is overhead can dismantle through the coupling unit and is connected with the punching press hydro-cylinder, be provided with the centre gripping unit that is used for fixed work piece on the shaping board, the coupling unit includes the spliced pole of coaxial arrangement in punching press hydro-cylinder one end, set up the opening of trapezium structure on the spliced pole, be provided with the movable block that longitudinal section is trapezoidal in the opening, set up on the punching press head and hold spliced pole one end male counter bore, spacing post is installed respectively to the one end both sides of spliced pole, be connected with on the movable block and remove the cover, remove the coaxial suit in the outside of spliced pole, coaxial cover is equipped with the sleeve on the spliced pole, be provided with the internal thread on the telescopic inner wall, be provided with the external screw thread rather than the cooperation use on the spliced pole.
The following is a further optimization of the present invention to the above scheme: one end of the limiting column is arranged to be conical, and a hole for accommodating the limiting column is formed in the inner wall of the counter bore.
Further optimization: the counter bore is oval, and the length direction of counter bore is the same with the axis direction of spacing post.
Further optimization: the length of the counter bore is equal to the sum of the diameter of the connecting column and the lengths of the two limiting columns in the axial direction.
Further optimization: the clamping unit comprises a material clamping oil cylinder arranged on the plastic plate.
Further optimization: the movable plate is installed to the flexible end of pressing from both sides material hydro-cylinder, and the movable plate sets up with moulding board parallel.
Further optimization: two cylinders are arranged on the moving plate and are symmetrically arranged at a certain distance.
Further optimization: and a moving column is coaxially arranged in each cylinder respectively, and one end of the moving column extends out of the cylinder and is provided with a rolling ball capable of rolling.
Further optimization: a spring is arranged in the cylinder, and one end of the spring is connected with one end of the movable column.
Further optimization: the length of the cylinder on the axis is larger than the sum of the moving column and the ball in the direction, and a rubber pad is arranged at one end of the cylinder, which is in contact with the workpiece.
When the device is used, a workpiece is placed on the plastic plate, the clamping oil cylinder contracts for a certain length to drive the movable plate to move, the balls are driven to pre-press the workpiece, then the specific position of the workpiece is adjusted, the clamping oil cylinder is controlled to contract again, the workpiece is pressed on the plastic plate through the rubber pad on the cylinder, and then the stamping oil cylinder is controlled to drive the stamping head to move to process the workpiece.
According to the clamping die, the detachable connection of the stamping head and the connecting column is realized in a tensioning mode, the position of the moving block can be effectively limited, the stamping head and the connecting column are prevented from being separated, and the problems that the detachable connection structure adopted between the existing clamping die and the driving part is not firm and is easy to slip are solved.
The utility model is further illustrated with reference to the following figures and examples.
Drawings
FIG. 1 is a top view of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a schematic structural view of a counterbore in an embodiment of the utility model.
In the figure: 1-a bottom plate; 2-a material clamping oil cylinder; 3-plastic groove; 4-punching head; 5, moving the board; 6-cylinder; 7-a spring; 8-moving the column; 9-a ball bearing; 10-punching oil cylinder; 11-a support seat; 12-a sleeve; 13-a shaping plate; 14-a limiting column; 15-opening; 16-a moving block; 17-moving the sleeve; 18-connecting column; 19-counter bore.
Detailed Description
In an embodiment, as shown in fig. 1 to 3, a clamping die for a numerical control bending machine includes a base plate 1, a plastic plate 13 is fixedly mounted on the base plate 1, a plastic groove 3 is formed in one side of the plastic plate 13, a stamping head 4 used in cooperation with the plastic groove 3 is arranged on one side of the plastic plate 13, a stamping oil cylinder 10 is detachably connected to the stamping head 4 through a connection unit, the stamping oil cylinder 10 is mounted on the base plate 1 through a support seat 11, and a clamping unit for fixing a workpiece is arranged on the plastic plate 13.
The connecting unit comprises a connecting column 18 which is coaxially and fixedly installed at one end of the stamping oil cylinder 10, and the stamping oil cylinder 10 stretches and retracts to drive the connecting column 18 to move.
An opening 15 is formed in the position, close to the middle, of the connecting column 18, the opening 15 is of a trapezoidal structure, the upper end of the opening 15 penetrates through the upper end face of the connecting column 18, and two sides of the opening 15 penetrate through two sides of the connecting column 18 respectively.
A moving block 16 capable of moving along the axis direction of the connecting column 18 is arranged in the opening 15, the longitudinal section of the moving block 16 is trapezoidal, and the moving block 16 can push the upper end of the opening 15 to be enlarged, so that the width of one end of the connecting column 18 is increased.
A counter bore 19 for accommodating one end of the connecting column 18 to be inserted is formed in the stamping head 4, the positions of two sides of the connecting column 18 close to the upper end are respectively and fixedly provided with the limiting columns 14, and the two limiting columns 14 are coaxially arranged.
One end of the limiting column 14 is set to be a cone, a hole for accommodating the limiting column 14 is formed in the inner wall of the counter bore 19, when one end of the limiting column 14 becomes large, the two limiting columns 14 are driven to be inserted into the corresponding holes, and then connection and positioning with the punching head 4 are achieved.
The counter bore 19 is oval, so that the size of one end of the connecting column 18 can be changed conveniently, and the length direction of the counter bore 19 is the same as the axial direction of the limiting column 14.
The length of the counter bore 19 is equal to the sum of the diameter of the connecting column 18 and the lengths of the two limiting columns 14 in the axial direction.
The lower extreme of movable block 16 is connected with removes cover 17, removes the coaxial suit of cover 17 in the outside of spliced pole 18, removes the internal diameter of cover 17 and is greater than the external diameter of spliced pole 18 for prevent to influence the dimensional change of spliced pole 18 one end, can prevent the slippage of movable block 16 simultaneously.
The sleeve 12 is coaxially sleeved on the connecting column 18 close to the lower end of the movable sleeve 17, and the cross section of the sleeve 12 is circular.
The inner wall of the sleeve 12 is provided with an internal thread, the connecting column 18 is provided with an external thread matched with the internal thread, the sleeve 12 is rotated to move on the connecting column 18, the moving sleeve 17 is pushed to move, and then the moving block 16 is driven to move.
The clamping unit comprises a material clamping oil cylinder 2 fixedly mounted on a shaping plate 13, and a hole for accommodating the material clamping oil cylinder 2 is formed in the shaping plate 13.
The telescopic end of the material clamping oil cylinder 2 extends out of the shaping plate 13 and is fixedly provided with a movable plate 5, and the movable plate 5 and the shaping plate 13 are arranged in parallel.
Two cylinders 6 are fixedly arranged on one side of the moving plate 5 close to the plastic plate 13, and the two cylinders 6 are symmetrically arranged at a certain interval.
A moving column 8 is coaxially arranged in each cylinder 6 respectively, and one end of each moving column 8 extends out of the cylinder 6 and is provided with a rolling ball 9 capable of rolling.
Be provided with spring 7 in the drum 6, the one end of spring 7 is connected with the one end that removes post 8 for promote to remove post 8 and stretch out drum 6, be convenient for like this with the work piece preliminary compress tightly on moulding board 13.
The length of the cylinder 6 on the axis is larger than the sum of the movable column 8 and the ball 9 in the direction, and a rubber pad is fixedly mounted at one end, which is in contact with the workpiece, of the cylinder 6, so that the extrusion effect on the workpiece is improved, and the workpiece is prevented from being scratched and damaged.
When the device is used, a workpiece is placed on the shaping plate 13, the material clamping oil cylinder 2 contracts for a certain length to drive the movable plate 5 to move, the balls 9 are driven to pre-press the workpiece, then the specific position of the workpiece is adjusted, the material clamping oil cylinder 2 is controlled to contract again, the workpiece is pressed on the shaping plate 13 through the rubber pad on the cylinder 6, and then the stamping oil cylinder 10 is controlled to drive the stamping head 4 to move to process the workpiece.
According to the clamping die, the detachable connection of the stamping head and the connecting column is realized in a tensioning mode, the position of the moving block can be effectively limited, the stamping head and the connecting column are prevented from being separated, and the problems that the detachable connection structure adopted between the existing clamping die and the driving part is not firm and is easy to slip are solved.
Claims (10)
1. The utility model provides a block mould for numerical control bender, includes bottom plate (1), its characterized in that: a plastic plate (13) is arranged on the bottom plate (1), a plastic groove (3) is arranged on the plastic plate (13), a stamping head (4) matched with the plastic groove (3) for use is arranged on one side of the plastic plate (13), a stamping oil cylinder (10) is detachably connected onto the stamping head (4) through a connecting unit, a clamping unit for fixing a workpiece is arranged on the plastic plate (13), the connecting unit comprises a connecting column (18) coaxially arranged at one end of the stamping oil cylinder (10), an opening (15) with a trapezoidal structure is formed in the connecting column (18), a movable block (16) with a trapezoidal longitudinal section is arranged in the opening (15), a counter bore (19) for accommodating one end of the connecting column (18) is formed in the stamping head (4), limiting columns (14) are respectively arranged on two sides of one end of the connecting column (18), a movable sleeve (17) is connected onto the movable block (16), and the movable sleeve (17) is coaxially sleeved outside the connecting column (18), the connecting column (18) is coaxially sleeved with a sleeve (12), the inner wall of the sleeve (12) is provided with an internal thread, and the connecting column (18) is provided with an external thread matched with the connecting column.
2. A snap-on die for numerically controlled bending machines as claimed in claim 1, characterized in that: one end of the limiting column (14) is arranged to be conical, and a hole for accommodating the limiting column (14) is formed in the inner wall of the counter bore (19).
3. A snap-on die for numerically controlled bending machines according to claim 2, characterized in that: the counter bore (19) is oval, and the length direction of the counter bore (19) is the same as the axial direction of the limiting column (14).
4. A snap-on die for numerically controlled bending machines as claimed in claim 3, characterized in that: the length of the counter bore (19) is equal to the sum of the diameter of the connecting column (18) and the lengths of the two limiting columns (14) in the axial direction.
5. A snap-on die for numerically controlled bending machines as in claim 4, characterized in that: the clamping unit comprises a material clamping oil cylinder (2) arranged on the plastic plate (13).
6. A snap-on die for numerically controlled bending machines as in claim 5, characterized in that: and the telescopic end of the material clamping oil cylinder (2) is provided with a movable plate (5), and the movable plate (5) and the plastic plate (13) are arranged in parallel.
7. A snap-on die for numerically controlled bending machines as in claim 6, characterized in that: two cylinders (6) are installed on the moving plate (5), and the two cylinders (6) are symmetrically arranged at a certain distance.
8. A snap-fit die for a numerically controlled bending machine according to claim 7, characterized in that: and a moving column (8) is coaxially arranged in each cylinder (6), and one end of each moving column (8) extends out of the cylinder (6) and is provided with a rolling ball (9).
9. A snap-fit die for a numerically controlled bending machine according to claim 8, characterized in that: a spring (7) is arranged in the cylinder (6), and one end of the spring (7) is connected with one end of the movable column (8).
10. A snap-fit die for a numerically controlled bending machine according to claim 9, characterized in that: the length of the cylinder (6) on the axis is larger than the sum of the moving column (8) and the ball (9) in the direction, and a rubber pad is arranged at one end of the cylinder (6) which is in contact with the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122951346.8U CN216881179U (en) | 2021-11-29 | 2021-11-29 | Clamping die for numerical control bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122951346.8U CN216881179U (en) | 2021-11-29 | 2021-11-29 | Clamping die for numerical control bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216881179U true CN216881179U (en) | 2022-07-05 |
Family
ID=82202059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122951346.8U Expired - Fee Related CN216881179U (en) | 2021-11-29 | 2021-11-29 | Clamping die for numerical control bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216881179U (en) |
-
2021
- 2021-11-29 CN CN202122951346.8U patent/CN216881179U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220705 |