CN208303607U - A kind of punching die - Google Patents
A kind of punching die Download PDFInfo
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- CN208303607U CN208303607U CN201820649118.0U CN201820649118U CN208303607U CN 208303607 U CN208303607 U CN 208303607U CN 201820649118 U CN201820649118 U CN 201820649118U CN 208303607 U CN208303607 U CN 208303607U
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- formed punch
- pattern
- plane
- punching
- return springs
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Abstract
The utility model discloses a kind of punching dies, include upper die component and lower mold assemblies, and lower mold assemblies include pattern and the second formed punch；Pattern is provided with type chamber, and the second formed punch is accommodated in type chamber, and the gap between the wall surface of type chamber and the second formed punch is for placing product；The side of pattern is provided with fabrication hole, and the punching cutter for butt-joint process hole is provided on the second formed punch；Upper die component includes the first formed punch, and the upper end of the lower end of the first formed punch and the second formed punch is respectively arranged with the first inclined-plane and the second inclined-plane, and the first inclined-plane abuts the second inclined-plane in the first formed punch folding process and punching cutter is mobile toward fabrication hole.First inclined-plane and the second inclined-plane are set, realize the change of transmission direction, Motor execution will be moved down as left or right side sliding；Type chamber for placing special-shaped round tube is set, and punch pattern from inside to outside guarantees product processing efficiency and cost.
Description
Technical field
The utility model relates to punching die, the punching die being punched from inside to outside more particularly, to one kind.
Background technique
In the processing of part tubular product, the punching on the peripheral wall of tubular product is often needed.Since tubular product is thin-walled
Part or wanted aperture are located proximate to important feature, are generally bored using numerical control mill in the case of this kind.Such as a kind of rushing for special-shaped round tube
Hole process, two muscle and bore edges of special-shaped round tube only have 0.2mm spacing.Since the intensity of special-shaped round tube limits, special-shaped round tube
Outer wall on direct punching when, be easy to cause deformation of products, form more waste product.Milling is used to bore to guarantee the quality of aperture
Mode, single product long processing time influences production efficiency；Meanwhile the costs such as the numerical control device for needing to put into and electric power compared with
Greatly.
Thus, it is necessary to which a kind of punching die that can guarantee product processing efficiency and cost is arranged.
Utility model content
In order to overcome the deficiencies of the prior art, the purpose of this utility model is to provide a kind of punching die, guarantee that product adds
Work efficiency rate and cost.
The utility model be solve its technical problem the technical solution adopted is that:
A kind of punching die, includes upper die component and lower mold assemblies, and the lower mold assemblies include pattern and the second punching
Head；The pattern is provided with type chamber, and the second formed punch is accommodated in type chamber, the gap between the wall surface and the second formed punch of the type chamber
For placing product；The side of pattern is provided with fabrication hole, and the punching cutter for butt-joint process hole is provided on the second formed punch；
The upper die component includes the first formed punch, the upper end of the lower end of the first formed punch and the second formed punch be respectively arranged with the first inclined-plane and
Second inclined-plane, the first inclined-plane and the second inclined-plane are to the inclined inclined-plane of fabrication hole side, in the first formed punch folding process
One inclined-plane abuts the second inclined-plane and punching cutter is mobile toward fabrication hole.
Another specific embodiment according to the present utility model, further has, and connects between second formed punch and pattern
Return springs are connected to, return springs are for driving punching cutter far from fabrication hole.
Another specific embodiment according to the present utility model, further has, and second formed punch is connected with guide rod,
Pattern is provided with the pilot hole for accommodating guide rod sliding, the both ends of return springs respectively elasticity abut guiding boom end and
Return springs drive punching cutter far from fabrication hole when pattern.
Another specific embodiment according to the present utility model, further has, and the pilot hole is arranged on pattern remote
The side in separating process hole, the part that pattern is higher by guide rod, which is worn, connects return springs, the both ends of return springs elasticity respectively
Return springs driving punching cutter is far from fabrication hole when abutting guiding boom end and pattern.
Another specific embodiment according to the present utility model, further has, far from Flexible Reset on the guide rod
One end of part is connected with adjusting nut, and adjusting nut and return springs are provided commonly for the second formed punch of control and are reset in type chamber
Between position, when the second formed punch is reset to the middle position of type chamber between surface of mould cavity and the second formed punch formed one for place produce
The gap of product.
Another specific embodiment according to the present utility model, further has, and the return springs are disc spring or the
One spring.
Another specific embodiment according to the present utility model, further has, and the guide rod and pilot hole are used jointly
In control punching cutter toward fabrication hole directional-sliding.
Another specific embodiment according to the present utility model, further has, the upper die component and lower mold assemblies point
It does not include contraposition sleeve and alignment pin；Contraposition sleeve and alignment pin are provided commonly for control upper die component orientation and move down.
Another specific embodiment according to the present utility model, further has, the lower mold assemblies include upright bar and
Snubber elastomeric part, alignment pin and snubber elastomeric part are actively socketed in upright bar, and return springs are arranged below alignment pin, multiple
Position elastic component slides upwards for controlling alignment pin.
Another specific embodiment according to the present utility model, further has, and is arranged on the periphery wall of the alignment pin
There are several protrusions, at least two protrusions on the inner wall connection alignment pin periphery wall of sleeve are aligned in upper die component folding process.
A kind of punching die that the utility model uses has the advantages that the first inclined-plane of setting and the second inclined-plane,
The change for realizing transmission direction will move down Motor execution as left or right side sliding；Type chamber for placing special-shaped round tube is set,
Punch pattern from inside to outside guarantees product processing efficiency and cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the exploded view of the utility model；
Fig. 3 is the structural schematic diagram of the utility model pattern；
Fig. 4 is the structural schematic diagram of the second formed punch of the utility model.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
Embodiment one
As shown in Figures 1 to 4, a kind of punching die, includes upper die component and lower mold assemblies, and lower mold assemblies include type
Mould 11 and the second formed punch 12；Pattern 11 is provided with type chamber 11a, and the second formed punch 12 is accommodated in type chamber 11a, the wall surface of type chamber 11a
Gap between the second formed punch 12 is for placing product；The side of pattern 11 is provided with fabrication hole 11b, sets on the second formed punch 12
It is equipped with the punching cutter 12a for butt-joint process hole 11b；Upper die component includes the first formed punch 21, the lower end of the first formed punch 21
And second the upper end of formed punch 12 be respectively arranged with the first inclined-plane and the second inclined-plane, the first inclined-plane and the second inclined-plane are to fabrication hole
The inclined inclined-plane of 11b side, the first inclined-plane abuts the second inclined-plane in 21 folding process of the first formed punch and punching cutter 12a is past
Fabrication hole 11b is mobile.
First formed punch 21 moves down the direction direction U as shown in Figure 1, the glide direction of the second formed punch 12 direction V as shown in Figure 1,
By the first inclined-plane of setting and the second inclined-plane, the change of transmission direction is realized, will move down Motor execution as left or right side sliding.
The diameter of type chamber 11a inner bottom surface is less than the diameter of special-shaped round tube, and special-shaped round tube is plugged on abnormity circle when in type chamber 11a
The inner bottom surface of the lower end abutting type chamber 11a of pipe.In the punching operation of special-shaped round tube, special-shaped round tube is plugged on the type chamber of pattern 11
In 11a, special-shaped round tube is socketed the second formed punch 12, and the inside and outside of special-shaped round tube are respectively the second formed punch 12 and pattern 11, punching
Spot facing cutter 12a and fabrication hole 11b respectively corresponds the inside and outside that special-shaped round tube is arranged in.In first formed punch, 21 folding process,
First inclined-plane abuts the second inclined-plane, and the first formed punch 21 drives the second formed punch 12 to slide by the first inclined-plane, on the second formed punch 12
Punching cutter 12a is punched special-shaped round tube peripheral wall；Punching from inside to outside on special-shaped round tube, the waste material being punched out on special-shaped round tube from
The fabrication hole 11b of pattern 11 is discharged.From inside to outside in punch process, the outside wall surface of special-shaped round tube is effectively fitted in type chamber 11a's
On wall surface, special-shaped round tube is unlikely to deform in punching, and the punching quality of special-shaped round tube is effectively ensured.By the way of type chamber 11a,
Special-shaped round tube is put into the easy to operate of type chamber 11a, i.e., special-shaped round tube is convenient for mounting and clamping, aperture efficiency and precision on single special-shaped round tube
It is higher, so can be punched out to batch special-shaped round tube to high-effect high-quality.In batch special-shaped round tube punching, production cost phase
60% is reduced more than than numerical control aperture.
Need vertically to be punched out multiple holes on one incline of special-shaped round tube, punching cutter 12a and fabrication hole 11b are respectively provided with
There are multiple, multiple punching cutter 12a and multiple fabrication hole 11b one-to-one correspondence position.
Upper die component is connected on the staking punch of press machine, and lower mold assemblies are connected on the workbench of press machine.Pattern 11
It include connected top 111 and lower part 112, lower part 112 is connected on punching press machine worktable by bolt or screw, fabrication hole
11b is set to top 111；Top 111 is connect with lower part 112 by bolt or screw.
Further, return springs 13 are connected between the second formed punch 12 and pattern 11, return springs 13 are for driving
Punching cutter 12a is moved far from fabrication hole 11b.In the batch punching operation of special-shaped round tube, return springs 13 drive punching cutter
After 12a is far from fabrication hole 11b, machined special-shaped round tube can easily be taken out from type chamber 11a, special-shaped round tube to be processed
It can be conveniently located into type chamber 11a, i.e., special-shaped round tube is convenient for mounting and clamping, guarantees the batch punching efficiency of special-shaped round tube.
Second formed punch 12 is connected with guide rod 14, and pattern 11 is provided with the guiding for accommodating 14 directional-sliding of guide rod
Hole, guide rod 14 and pilot hole are provided commonly for control punching cutter 12a toward fabrication hole 11b directional-sliding.Punching cutter 12a is successively
Wear during meeting special-shaped round tube and fabrication hole 11b, i.e. punching cutter 12a execute punching operation during, guide rod 14 and
Pilot hole plays guiding role, and punching cutter 12a directional-sliding guarantees the punching precision of special-shaped round tube；Also punching cutter is avoided
12a collides the wall surface of fabrication hole 11b, and punching cutter 12a is centainly protected.The lower part 112 of pattern 11 is arranged in pilot hole.
Further, upper die component and lower mold assemblies have respectively included contraposition sleeve 22 and alignment pin 16；Align sleeve 22
And alignment pin 16 is provided commonly for control upper die component orientation and moves down.By guaranteeing that upper die component positioning moves down, guarantee lower mold assemblies
In components movement it is smooth, avoid the components in lower mold assemblies from Caton occur, aperture precision is high on special-shaped round tube.Alignment pin
The lower part 112 of 16 connection patterns 11
Return springs 13 in embodiment one can have following embodiment:
Embodiment two
Second formed punch 12 is connected with guide rod 14, and pattern 11 is provided with the pilot hole for accommodating the sliding of guide rod 14, multiple
Return springs 13 drive punching cutter 12a when the both ends difference elasticity of position elastic component 13 abuts 14 end of guide rod and pattern 11
Far from fabrication hole 11b, convenient for machined special-shaped round tube is taken out from type chamber 11a and convenient for putting special-shaped round tube to be processed
Enter type chamber 11a.Return springs 13 are disc spring or the first spring；Specifically, the first spring is pressure spring.
Preferably, pilot hole and guide rod 14 can be set are as follows: pilot hole is arranged on pattern 11 far from fabrication hole 11b
Side, the part that pattern 11 is higher by guide rod 14, which is worn, connects return springs 13, and the both ends of return springs 13 are distinguished elasticity and supported
Return springs 13 drive punching cutter 12a far from fabrication hole 11b when connecing 14 end of guide rod and pattern 11.Specifically, guiding
One end on bar 14 far from fabrication hole 11b is connected with nut, and elasticity abuts nut and pattern 11 respectively at return springs 13 both ends
When return springs 13 drive punching cutter 12a far from fabrication hole 11b；Alternatively, far from one end of fabrication hole 11b on guide rod 14
It is provided with flange, return springs 13 drive punching cutter when elastic abutment flange and pattern 11 are distinguished in 13 both ends of return springs
12a is far from fabrication hole 11b.Return springs 13 are socketed in guide rod 14, and return springs 13 can be pressure spring or disc spring.
Further, one end on guide rod 14 far from return springs 13 is connected with adjusting nut 15, adjusting nut 15
Pattern 11 is abutted, adjusting nut 15 and return springs 13 are provided commonly for the centre that the second formed punch 12 of control is reset to type chamber 11a
Position forms a use between type chamber 11a wall surface and the second formed punch 12 when the second formed punch 12 is reset to the middle position of type chamber 11a
In the gap for placing special-shaped round tube.Return springs 13 control the right side wall of the remote release chamber 11a of the second formed punch 12, adjusting nut 15
The left side wall of the remote release chamber 11a of the second formed punch 12 is controlled, is used for so forming one between type chamber 11a wall surface and the second formed punch 12
Place the gap of special-shaped round tube.
Pattern 11 is connected with block 19, and the both ends of block 19 are plugged on pattern 11.Guide rod 14, which is worn, to be connect in block 19
In groove, groove is in inverted U-shaped, and adjusting nut 15 abuts block 19, and block 19 is for stopping 12 abutting type chamber of the second formed punch
The left side wall of 11a.Adjusting nut 15 abuts pattern 11 by block 19.The setting of block 19 guarantees the dismounting sides such as guide rod 14
Just.
Pilot hole and guide rod 14 may be set to be: the same side on pattern 11 is arranged in pilot hole and fabrication hole 11b,
Return springs 13 are disc spring or pressure spring.Elasticity abuts 14 end face of guide rod and pattern 11 respectively at return springs 13 both ends.Tool
Body, pilot hole is through-hole, it is connected in pilot hole far from 14 one end of guide rod and seals screw block, 13 both ends of return springs point
Not Di Jie guide rod 14 and sealing screw block, i.e., return springs 13 by sealing screw block abut pattern 11.
Embodiment three
Second formed punch 12 is connected with guide rod 14, and pattern 11 is provided with the pilot hole for accommodating the sliding of guide rod 14, leads
The same side on pattern 11 is set to hole and fabrication hole 11b, guide rod 14 is higher by pattern 11.Return springs 13 are tension spring,
The both ends of tension spring are separately connected 11 outer wall of 14 end of guide rod and pattern.Tension spring is for driving punching cutter 12a far from fabrication hole
11b, convenient for taking out the special-shaped round tube of machined completion from type chamber 11a and convenient for special-shaped round tube to be processed is put into type chamber
11a。
Alignment pin 16 in embodiment one can have following embodiment:
Example IV
Lower mold assemblies include upright bar 17 and snubber elastomeric part 18, and alignment pin 16 and snubber elastomeric part 18 are actively socketed on
In upright bar 17, return springs 13 are arranged below alignment pin 16, and the upper end of snubber elastomeric part 18 abuts alignment pin 16, lower end is supported
The lower part 112 of direct type mould 11, return springs 13 slide upwards for controlling alignment pin 16, pair of upper die component and lower mold assemblies
Termination process is elasticity docking.
Several protrusions are provided on the periphery wall of alignment pin 16, the inner wall that sleeve 22 is aligned in upper die component folding process connects
Connect at least two protrusions on 16 periphery wall of alignment pin.In this kind setting, the precision that upper die component orientation moves down is further increased,
The merging precision of upper die component and lower mold assemblies is further enhanced.
Above embodiments are only to illustrate the technical solution of the utility model and are not intended to limit it, all without departing from this
Any modification of utility model spirit and scope or equivalent replacement should all cover the range in technical solutions of the utility model
It is interior.
Claims (10)
1. a kind of punching die, it is characterised in that: include upper die component and lower mold assemblies, the lower mold assemblies include pattern
(11) and the second formed punch (12)；The pattern (11) is provided with type chamber (11a), and the second formed punch (12) is accommodated in type chamber (11a),
Gap between the wall surface and the second formed punch (12) of the type chamber (11a) is for placing product；The side of pattern (11) is provided with
Fabrication hole (11b) is provided with the punching cutter (12a) for butt-joint process hole (11b) on the second formed punch (12)；The upper mold group
Part includes the first formed punch (21), and the lower end of the first formed punch (21) and the upper end of the second formed punch (12) are respectively arranged with the first inclined-plane
And second inclined-plane, the first inclined-plane and the second inclined-plane are to the inclined inclined-plane of fabrication hole (11b) side, under the first formed punch (21)
The first inclined-plane abuts the second inclined-plane during shifting and punching cutter (12a) is mobile toward fabrication hole (11b).
2. a kind of punching die according to claim 1, it is characterised in that: second formed punch (12) and pattern (11) it
Between be connected with return springs (13), return springs (13) are for driving punching cutter (12a) far from fabrication hole (11b).
3. a kind of punching die according to claim 2, it is characterised in that: second formed punch (12) is connected with guide rod
(14), pattern (11) is provided with the pilot hole for accommodating guide rod (14) sliding, the both ends of return springs (13) bullet respectively
Property abut guide rod (14) end and return springs (13) drive punching cutter (12a) far from fabrication hole when pattern (11)
(11b)。
4. a kind of punching die according to claim 3, it is characterised in that: the pilot hole is arranged on pattern (11) remote
The side in separating process hole (11b), the part that pattern (11) is higher by guide rod (14), which is worn, connects return springs (13), Flexible Reset
Return springs (13) drive punching cutter when the both ends difference elasticity of part (13) abuts guide rod (14) end and pattern (11)
(12a) is far from fabrication hole (11b).
5. a kind of punching die according to claim 4, it is characterised in that: far from Flexible Reset on the guide rod (14)
One end of part (13) is connected with adjusting nut (15), and adjusting nut (15) and return springs (13) are provided commonly for the second punching of control
Head (12) is reset to the middle position of type chamber (11a), type chamber when the second formed punch (12) is reset to the middle position of type chamber (11a)
One is formed between (11a) wall surface and the second formed punch (12) for placing the gap of product.
6. according to a kind of any punching die of claim 2 to 5, it is characterised in that: the return springs (13) are
Disc spring or the first spring.
7. according to a kind of any punching die of claim 3 and 4, it is characterised in that: the guide rod (14) and guiding
Hole is provided commonly for control punching cutter (12a) toward fabrication hole (11b) directional-sliding.
8. a kind of punching die according to claim 1, it is characterised in that: the upper die component and lower mold assemblies wrap respectively
Contraposition sleeve (22) and alignment pin (16) are included；Contraposition sleeve (22) and alignment pin (16) are provided commonly for control upper die component orientation
It moves down.
9. a kind of punching die according to claim 8, it is characterised in that: the lower mold assemblies include upright bar (17) and
Snubber elastomeric part (18), alignment pin (16) and snubber elastomeric part (18) are actively socketed on upright bar (17), return springs
(13) below alignment pin (16), return springs (13) slide upwards for controlling alignment pin (16) for setting.
10. according to a kind of any punching die of claim 8 and 9, it is characterised in that: the periphery of the alignment pin (16)
It is provided with several protrusions on wall, is aligned in upper die component folding process on inner wall connection alignment pin (16) periphery wall of sleeve (22)
At least two protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820649118.0U CN208303607U (en) | 2018-05-02 | 2018-05-02 | A kind of punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820649118.0U CN208303607U (en) | 2018-05-02 | 2018-05-02 | A kind of punching die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208303607U true CN208303607U (en) | 2019-01-01 |
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ID=64714231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820649118.0U Active CN208303607U (en) | 2018-05-02 | 2018-05-02 | A kind of punching die |
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| Country | Link |
|---|---|
| CN (1) | CN208303607U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000272A (en) * | 2019-04-03 | 2019-07-12 | 浙江方宏空调设备有限公司 | A kind of manufacturing method and its grooving mechanism of aluminium set used for automobile air conditioning |
-
2018
- 2018-05-02 CN CN201820649118.0U patent/CN208303607U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000272A (en) * | 2019-04-03 | 2019-07-12 | 浙江方宏空调设备有限公司 | A kind of manufacturing method and its grooving mechanism of aluminium set used for automobile air conditioning |
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