CN216801332U - Side punching device - Google Patents
Side punching device Download PDFInfo
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- CN216801332U CN216801332U CN202123421144.9U CN202123421144U CN216801332U CN 216801332 U CN216801332 U CN 216801332U CN 202123421144 U CN202123421144 U CN 202123421144U CN 216801332 U CN216801332 U CN 216801332U
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Abstract
The utility model discloses a side punching device which comprises an ascending assembly, a descending assembly and a blanking assembly; the ascending assembly comprises an upper dragging plate, an upper die holder, an upper clamping plate, a back stripping plate and a discharging plate, wherein the upper dragging plate, the upper die holder and the upper clamping plate are fixedly arranged from top to bottom, the back stripping plate is fixedly arranged with each other, and the discharging plate is fixedly provided with an upper die; the upper clamping plate and the back stripping plate are movably connected through a distance bolt; the descending assemblies are fixedly installed with each other from bottom to top in sequence, and each descending assembly comprises a lower die base, a lower backing plate and a concave die plate fixed with a lower die; the blanking assembly comprises a wedge punch, a side-punching wedge and a side-punching punch fixedly arranged on the side-punching wedge; the downward force borne by the wedge punch is converted into a lateral force when the two inclined surfaces are contacted; and the side punching wedge drives the side punching head to move laterally under the driving of the lateral force so as to complete side punching. Above-mentioned side punching device can guarantee that part side hole position size is stable, simple structure, but quick detach is convenient for adjust and change part, and the part is small, and is small, small in quantity, and the cost is with low costs.
Description
Technical Field
The utility model relates to the technical field of die machining, in particular to a side punching device.
Background
When a process hole is needed on the side wall of the stretching piece, the side punching method is usually adopted for blanking, but when the process requires punching from the inner side to the outer side, the general side punching mechanism can not meet the use requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a side punching device aiming at the technical defect that a common side punching mechanism in the prior art cannot meet the use requirement.
The technical scheme adopted for realizing the purpose of the utility model is as follows:
a side punching device comprises an ascending assembly, a descending assembly and a blanking assembly;
the ascending assembly comprises an upper planker, an upper die holder, an upper clamping plate, a back stripping plate and a stripper plate which are arranged from top to bottom in sequence; the upper dragging plate is fixedly connected with the upper die base; the upper die holder is fixedly connected with the upper clamping plate; the back stripping plate and the stripper plate are fixedly connected together; the upper clamping plate and the back stripping plate are movably connected through a distance bolt; an upper die for fixing a part to be punched is arranged below the stripper plate;
the descending assembly sequentially comprises a lower die base, a lower backing plate and a concave die plate from bottom to top; the lower die holder is fixedly connected with the lower backing plate; the lower backing plate is fixedly connected with the concave template; the female die plate is provided with a lower die which is used for being matched with the upper die to fix a part to be punched;
the blanking assembly comprises a wedge punch, a side-punching wedge and a side-punching punch fixedly arranged on the side-punching wedge; the upper end of the wedge punch is fixed on the upper die base; the side punching wedge is arranged on the discharging plate through a sliding installation assembly; the side punching inclined wedge and the side punching punch are positioned in the inner cavity of the upper die in a natural state; the lower surface of the wedge punch is consistent with the inclination angle of the upper surface of the side punching wedge, so that the downward force borne by the wedge punch is converted into a lateral force when the two inclined surfaces are contacted; and the side punching wedge drives the side punching head to move laterally under the driving of a lateral force so as to complete side punching.
In the technical scheme, the compression springs are arranged in the holes in the upper die holder and the upper clamp plate; the lower end of the compression spring is propped against the back stripping plate to push the back stripping plate to be automatically separated from the upper clamping plate.
In the above technical solution, the upper mold includes a fixed block and a cylindrical male mold portion; a blanking space for accommodating the wedge punch and the side-blanking wedge is arranged in the middle of the upper die; and the side wall of the convex die part is provided with an avoiding hole for the side punching head to pass through.
In the technical scheme, the lower die is cylindrical, and a round hole is formed in the middle of the lower die; the top plane is a bearing surface; and a second avoidance hole for the side punching head to pass through is formed in the side wall of the round hole.
In the technical scheme, a round unloading support block is placed in a round hole of the lower die, and an unloading spring is arranged below the unloading support block.
In the technical scheme, the lower die base, the lower backing plate and the concave die plate are provided with a penetrating waste material channel.
In the technical scheme, the sliding mounting assembly comprises a reset hole horizontally formed in the discharging plate, a reset spring placed in the reset hole and a reset ejector rod driven by the reset spring to slide horizontally; one end of the reset ejector rod is fixed on the side punching wedge.
In the technical scheme, the upper end of the wedge punch is fixed on the upper die holder through a bolt; and an operating hole for adjusting the connecting depth of the bolt and the wedge punch is formed in the corresponding position of the upper dragging plate.
In the technical scheme, the side punching punch is fixedly arranged on the side punching inclined wedge through a plug.
In the technical scheme, the device is also provided with a guide assembly; the guide assembly comprises a guide post and a guide sleeve; the top end of the guide post is fixed on the upper clamping plate, the middle part of the guide post penetrates through the back stripping plate and the stripper plate, and the lower end of the guide post is inserted into the cavity plate and the lower backing plate; the guide sleeve is embedded on the discharging plate and sleeved outside the guide post. Compared with the prior art, the utility model has the beneficial effects that:
the side punching device provided by the utility model can ensure that the position and the size of the side hole of the part are stable, has a simple structure, can be quickly disassembled, is convenient for adjusting and replacing the part, and has the advantages of small size, small quantity and low manufacturing cost.
Drawings
FIG. 1 is a schematic structural view of a side punching device;
FIG. 2 is a schematic view of the structure of a part to be punched;
FIG. 3 is a schematic view of the upper mold;
fig. 4 is a schematic structural view of the lower mold.
In the figure: 1-upper carriage, 2-upper die holder, 3-upper clamping plate, 4-back stripper plate, 5-guide sleeve, 6-stripper plate, 7-cavity plate, 8-lower backing plate, 9-lower die holder, 10-upper die, 11-plug, 12-side punching wedge, 13-unloading carriage block, 14-lower die, 15-resetting ejector rod, 16-gasket, 17-with resetting spring, 18-compression spring, 19-wedge punch, 20-bolt, 21-spacing bolt, 22-guide column, 23-side punching punch, 24-resetting hole, 26-unloading spring and 27-waste channel.
Detailed Description
The utility model is described in further detail below with reference to the figures and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Example 1
A side punching device is shown in figure 1 and comprises an upper moving assembly, a lower moving assembly and a punching assembly;
the ascending assembly comprises an upper dragging plate 1, an upper die base 2, an upper clamping plate 3, a back stripping plate 4 and a discharging plate 6 which are arranged in sequence from top to bottom; wherein, the upper carriage 1 and the upper die base 2 are fixedly connected together; the upper die holder 2 and the upper splint 3 are fixedly connected together; the back stripping plate 4 and the stripper plate 6 are fixedly connected together; the upper clamping plate 3 and the back stripping plate 4 are movably connected through a distance bolt 21; the distance bolts 21 limit the maximum separation distance between the upper clamping plate 3 and the backing plate 4.
A compression spring 18 is arranged in the inner holes of the upper die holder 2 and the upper clamping plate 3; the lower end of the compression spring 18 is propped against the back stripping plate 4 to push the back stripping plate 4 to be automatically separated from the upper clamping plate 3;
an upper die 10 is installed below the discharging plate 6, and the shape of the upper die 10 is matched with that of a part to be punched and used for fixing the part to be punched. The part to be punched is shown in fig. 2 and the upper die 10 is shown in fig. 3.
The descending assembly sequentially comprises a lower die holder 9, a lower backing plate 8 and a concave die plate 7 from bottom to top; the lower die holder 9 is fixedly connected with the lower backing plate 8; the lower backing plate 8 is fixedly connected with the concave template 7; the female die plate 7 is provided with a lower die 14 for placing a part to be punched; as shown in fig. 4, the lower die 14 and the upper die 10 cooperate to clamp and fix the part to be punched; a circular unloading support block 13 is placed in a round hole 14-1 of the lower die 14, and an unloading spring 26 is arranged below the unloading support block 13; the lower end of the discharging spring 26 is positioned in the opening of the lower backing plate 8, and the upper end of the discharging spring is in contact with the discharging support block 13 to push the discharging support block 13 upwards; when the ascending assembly downwards punches a part to be punched, the discharging spring 26 is compressed and is completely positioned in the opening of the lower backing plate 8; when the pressure of the part to be punched on the ascending component disappears, the unloading support block 13 is driven by the unloading spring 26 to move upwards, and the part placed in the middle hole of the lower die 14 is driven by the unloading support block 13 to move upwards, so that the punched part can be taken down conveniently;
the lower die holder 9, the lower backing plate 8 and the cavity plate 7 are provided with a waste material channel 27 which penetrates through the lower die holder, the lower backing plate and the cavity plate to collect or discharge the punched waste materials.
The blanking assembly comprises a wedge punch 19, a side-punching wedge 12 and a side-punching punch 23; the upper end of the wedge punch 19 is fixed on the upper die holder 2 through a bolt 20; an operation hole for adjusting the connecting depth of the bolt 20 and the wedge punch 19 is formed in the corresponding position of the upper dragging plate 1; the lower surface of the wedge punch 19 is obliquely arranged, the upper surface of the side punching wedge 12 is obliquely arranged, the lower surface of the wedge punch 19 and the upper surface of the side punching wedge 12 are consistent in inclination angle, and when the wedge punch 19 moves downwards, the lower surface of the wedge punch applies right (or left) acting force to the upper surface of the side punching wedge 12 to enable the side punching wedge 12 to move right (or left); the side punching head 23 is fixedly arranged on the side punching wedge 12 through the plug 11 and moves rightwards (or leftwards) along with the side punching head, and the side punching of the part formed by stretching the progressive die is realized by the side punching head 23 in the moving process.
A reset hole 24 is horizontally formed in the side surface of the discharging plate 6; the gasket 16 is fixed on the side wall of the discharging plate 6 through two bolts to seal the reset hole 24; a return spring 17 which is always in a compressed state is placed in the return hole 24; a reset ejector rod 15 is arranged on the side surface of the side punching wedge 12; the reset mandril 15 horizontally slides in the reset hole 24; the right end of the return spring 17 is in contact with the gasket 16, the left end pushes the return ejector rod 15 to slide leftwards, and when the wedge punch 19 moves upwards and pressure on the side punching wedge 12 disappears, the side punching wedge 12 and the side punching punch 23 are driven to return to the initial position leftwards under the action of the elastic force of the return spring 17.
In order to ensure the strict butt joint of the ascending assembly and the descending assembly in the stamping process, a guide assembly is also arranged; the guide assembly comprises a guide post 22 and a guide sleeve 5; the top end of the guide post 22 is fixed on the upper clamping plate 3, and the middle part of the guide post passes through the back stripping plate 4 and the stripper plate 6; when punching downwards, the lower ends of the guide posts 22 are inserted into the cavity plate 7 and the lower backing plate 8; the guide sleeve 5 is embedded on the discharging plate 6 and sleeved outside the guide column 22.
Example 2
This embodiment will be described mainly with respect to the stationary mold.
The part to be punched is a part formed by stretching the part by a forward feeding die, the shape of the part to be punched is shown in fig. 2, and the part to be punched comprises an annular peripheral wall a and a top wall b which is formed by extending outwards and horizontally along the top of the annular peripheral wall a. The side punching means punching on the annular peripheral wall a.
The fixed die comprises an upper die 10 and a lower die 14, and the lower die 14 and the upper die 10 clamp the part to be punched for fixing.
The upper die 10 is shown in fig. 3 and comprises a fixed block 10-1 and a cylindrical male die part 10-2; a blanking space 10-3 for accommodating a wedge punch 19 and a side-blanking wedge 12 is arranged in the middle of the upper die 10; and the side wall of the male die part 10-2 is provided with an avoidance hole 10-4 for the side punching head 23 to pass through.
The lower die 14 is, as shown in fig. 4, cylindrical, and has a central opening formed with a circular hole 14-1 for receiving the annular peripheral wall a; the top plane is a bearing surface 14-2 for bearing the top wall b; and a second avoidance hole 14-3 for the side punching head 23 to penetrate through is formed in the side wall of the round hole 14-1.
Example 3
This embodiment is based on embodiment 1 and describes the usage process and various states in the process.
In the initial state of the side punching structure, as shown in fig. 1, an upper carriage 1, an upper die base 2 and an upper clamping plate 3 are in a high position, and a back stripper plate 4 and a stripper plate 6 are suspended below the upper clamping plate 3 under the action of a distance bolt 21; the reset spring 17 pushes the reset ejector rod 15, the side punching wedge 12 and the side punching punch 23 to the left, so that the side punching wedge 12 and the side punching punch 23 are positioned in the blanking space 10-3 of the upper die 10;
the part to be punched is placed on the lower die 14, and the edge of the part to be punched is higher than the lower die 14 under the upward elastic force of the discharge spring 26, as shown in fig. 1.
The movement state of each part in the blanking process is that the ascending assembly moves downwards, the stripper plate 6 firstly contacts the concave mould plate 7, and the upper mould 10 and the lower mould 14 clamp the part to be punched under the action of the compression spring 18. Then the upper dragging plate 1, the upper die base 2 and the upper clamping plate 3 drive the wedge punch 19 to continuously descend, a rightward lateral force is applied to the side punching wedge 12, and the side punching wedge 12 pushes the side punching punch 23 to punch a part to be punched rightwards. After blanking, the upper planker 1, the upper die holder 2 and the upper clamping plate 3 drive the wedge punch 19 to firstly go upwards, and the reset spring 17 pushes the reset ejector rod 15 and the side-punching wedge 12 to return to an initial state leftwards; the upper carriage 1, the upper die holder 2 and the upper clamping plate 3 drive the wedge punch 19 to continuously move upwards to drag the back stripper plate 4 and the stripper plate 6 to move upwards, and the upper die 10 and the lower die 14 are separated. After the pressure of the upper die 10 is lost, the discharging spring 26 drives the discharging tray 13 and the lower die 14 placed on the discharging tray 13 to move upwards, and the punched part is taken down to complete one-time punching. At this point, the side-piercing structure returns to the initial state.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and adaptations can be made without departing from the principle of the present invention, and such modifications and adaptations should also be considered as the scope of the present invention.
Claims (10)
1. A side punching device is characterized by comprising an ascending assembly, a descending assembly and a blanking assembly;
the ascending assembly comprises an upper planker, an upper die holder, an upper clamping plate, a back stripping plate and a stripper plate which are arranged from top to bottom in sequence; wherein, the upper carriage is fixedly connected with the upper die base; the upper die holder is fixedly connected with the upper clamping plate; the back stripping plate and the stripper plate are fixedly connected together; the upper clamping plate and the back stripping plate are movably connected through a distance bolt; an upper die for fixing a part to be punched is arranged below the stripper plate;
the descending assembly sequentially comprises a lower die base, a lower backing plate and a concave die plate from bottom to top; the lower die holder is fixedly connected with the lower backing plate; the lower backing plate is fixedly connected with the concave template; the female die plate is provided with a lower die which is used for being matched with the upper die to fix a part to be punched;
the blanking assembly comprises a wedge punch, a side-punching wedge and a side-punching punch fixedly arranged on the side-punching wedge; the upper end of the wedge punch is fixed on the upper die base; the side punching wedge is arranged on the discharging plate through a sliding installation assembly; the side punching inclined wedge and the side punching punch are positioned in the inner cavity of the upper die in a natural state; the lower surface of the wedge punch is consistent with the inclination angle of the upper surface of the side punching wedge, so that the downward force borne by the wedge punch is converted into a lateral force when the two inclined surfaces are contacted; and the side punching wedge drives the side punching head to move laterally under the driving of a lateral force so as to complete side punching.
2. The side-piercing device of claim 1, wherein a compression spring is disposed in the openings of the upper die holder and the upper clamp plate; the lower end of the compression spring is propped against the back stripping plate to push the back stripping plate to be automatically separated from the upper clamping plate.
3. The sidepunch apparatus according to claim 1, wherein the upper die includes a fixed block and a cylindrical male die portion; a blanking space for accommodating the wedge punch and the side-blanking wedge is arranged in the middle of the upper die; and the side wall of the convex die part is provided with an avoiding hole for the side punching head to pass through.
4. The side-piercing device of claim 3, wherein the lower die is cylindrical, and a circular hole is formed in a central opening thereof; the top plane is a bearing surface; and a second avoidance hole for the side punching head to pass through is formed in the side wall of the round hole.
5. The side-piercing device of claim 4, wherein a circular discharge tray is placed in the circular hole of the lower die, and a discharge spring is placed below the discharge tray.
6. The side-piercing device of claim 1, wherein the lower die holder, the lower backing plate and the cavity plate are provided with a waste channel therethrough.
7. The side-piercing device of claim 1, wherein the sliding assembly includes a reset hole horizontally opened on the stripper plate, a reset spring placed inside the reset hole, and a reset ram driven by the reset spring to slide horizontally; one end of the reset ejector rod is fixed on the side punching wedge.
8. The side-piercing device of claim 1, wherein the upper end of the cam punch is fixed to the upper die holder by a bolt; and an operating hole for adjusting the connecting depth of the bolt and the wedge punch is formed in the corresponding position of the upper dragging plate.
9. The side-piercing device of claim 8, wherein the side-piercing punch is fixedly mounted to the side-piercing wedge by a plug.
10. The sidepunch apparatus of claim 1 wherein a guide assembly is further provided; the guide assembly comprises a guide post and a guide sleeve; the top end of the guide post is fixed on the upper clamping plate, the middle part of the guide post penetrates through the back stripping plate and the stripper plate, and the lower end of the guide post is inserted into the cavity plate and the lower backing plate; the guide sleeve is embedded on the discharging plate and sleeved outside the guide post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123421144.9U CN216801332U (en) | 2021-12-31 | 2021-12-31 | Side punching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123421144.9U CN216801332U (en) | 2021-12-31 | 2021-12-31 | Side punching device |
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| Publication Number | Publication Date |
|---|---|
| CN216801332U true CN216801332U (en) | 2022-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123421144.9U Active CN216801332U (en) | 2021-12-31 | 2021-12-31 | Side punching device |
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| CN (1) | CN216801332U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115990646A (en) * | 2023-03-24 | 2023-04-21 | 天津津荣天宇精密机械股份有限公司 | Waist-retraction squatting machine tool with top cylinder and forming method thereof |
-
2021
- 2021-12-31 CN CN202123421144.9U patent/CN216801332U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115990646A (en) * | 2023-03-24 | 2023-04-21 | 天津津荣天宇精密机械股份有限公司 | Waist-retraction squatting machine tool with top cylinder and forming method thereof |
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