CN220092783U - Excavator handrail compacting die - Google Patents
Excavator handrail compacting die Download PDFInfo
- Publication number
- CN220092783U CN220092783U CN202320617233.0U CN202320617233U CN220092783U CN 220092783 U CN220092783 U CN 220092783U CN 202320617233 U CN202320617233 U CN 202320617233U CN 220092783 U CN220092783 U CN 220092783U
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- arc
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- fixed die
- groove
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- 238000003825 pressing Methods 0.000 claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims description 15
- 238000012545 processing Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 description 10
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Abstract
The utility model relates to the technical field of excavator handrail processing, in particular to an excavator handrail pressing die. The technical scheme includes that the automatic fixing device comprises a fixed die and a movable die, wherein a transverse semi-arc groove is formed in the top end of the fixed die, side semi-arc grooves are formed in the two ends of the fixed die, which are far away from each other, respectively, four slots are formed in the top end of the fixed die, four positioning inserting plates are fixedly arranged at the bottom of the movable die, each positioning inserting plate is inserted into a matched slot and is connected with the matched slot in a clamping manner, a semi-arc limiting groove is formed in the bottom end of the movable die, and a circular through groove structure is formed after the semi-arc limiting groove is butted with the transverse semi-arc groove. The utility model forms the mould through the two modules of the fixed mould and the movable mould, and can firmly assemble the fixed mould and the movable mould into a whole under the clamping butt joint of the positioning plugboard and the slot.
Description
Technical Field
The utility model relates to the technical field of excavator handrail processing, in particular to an excavator handrail pressing die.
Background
The cab of the excavator is arranged at the top of the frame, the crawler belt is further arranged at the bottom of the frame, the distance between the cab and the ground is larger than the normal height of a person, when an excavator driver enters the cab or gets off the cab, accidental injury caused by falling needs to be prevented, therefore, the handrail is arranged at the position, close to the door, of the cab, and the driver can pull the handrail in the process of getting on or off the vehicle to assist climbing, so that the life safety of the driver is guaranteed.
In the actual processing process of the conventional excavator handrail, most of the conventional excavator handrail uses a steel solid rod as a blank, the solid rod is placed in a die for punching treatment, the blank is a straight rod, after punching forming, the handrail becomes a bent handrail, a forming cavity with enough space is reserved in the die, the formed handrail is conveniently taken out of the die, the die spliced by multiple modules is required to be adopted to take out a deformed handrail finished product, and the number of components for positioning and locking is increased due to the large number of the modules, so that the die of the type is very troublesome in disassembly and assembly, and the difficulty of demoulding operation is obviously increased; in view of this, we propose an excavator handrail compacting die that can make things convenient for the dismouting of mould and reduce the product drawing of patterns degree of difficulty.
Disclosure of Invention
Aiming at the problems in the background technology, the utility model provides the excavator handrail pressing die which can be used for conveniently disassembling and assembling the die and reducing the product demoulding difficulty.
The technical scheme of the utility model is as follows: the utility model provides an excavator handrail hold-down die, includes cover half and movable mould, the top of cover half is excavated and is had horizontal half arc wall, the both ends that the cover half kept away from mutually are all excavated and are had side half arc wall, two side half arc wall all communicates with horizontal half arc wall, four slots are excavated on the top of cover half, the bottom fixed mounting of movable mould has four location picture peg, every in the location picture peg all inserts assorted slot and is connected rather than the block, the bottom of movable mould is excavated and is had half arc spacing groove, form circular logical groove structure after half arc spacing groove and the butt joint of horizontal half arc wall, circular logical inslot structure and two side half arc wall centre gripping have the handrail.
Preferably, two circular perforations are formed in two outer walls of the fixed die, which are far away from each other, locking screws are arranged at the circular perforations in a threaded mode, the threaded ends of the locking screws are in threaded connection with matched positioning plugboards, the positioning plugboards are positioned, and the movable die is guaranteed to be firmly assembled at the top of the fixed die.
Preferably, each round through hole is communicated with a matched slot, each locating plugboard is provided with a threaded hole in an cutting mode, one end of each locking screw, which is inserted into the slot, is connected with the matched threaded hole in a threaded mode, and the locating plugboard can be locked and fixed through threaded connection between the locking screw and the threaded hole.
Preferably, each side semi-arc groove is provided with an arc-surface protruding portion at the butt joint position of the transverse semi-arc groove, each arc-surface protruding portion is fixedly provided with a rubber gasket, a supporting surface can be provided for the forming of the handrail bending portion through the arc-surface protruding portion, the arc-surface protruding portion can be protected by the rubber gasket, and the probability of damage caused by compression of the arc-surface protruding portion is reduced.
Preferably, the handrail comprises a cross rod part and two vertical rod parts integrally formed at two ends of the cross rod part, wherein bending parts are arranged at the contact parts of the vertical rod parts and the cross rod part, and the two ends of the solid rod blank are subjected to bending treatment to form the handrail with the U-shaped structure.
Preferably, the horizontal pole portion centre gripping is in the circular logical inslot that horizontal half arc wall and half arc spacing groove spliced into, every montant portion all imbeds assorted side half arc wall, can carry out effectual design to solid pole embryo material through circular logical groove and side half arc wall, has guaranteed the quality of handrail.
Preferably, each bending part is attached to a matched cambered surface protruding part, each rubber gasket is tightly clamped between the corresponding bending part and the cambered surface protruding part, the friction force of the contact surface of the bending part and the cambered surface protruding part can be increased through the rubber gasket, and the probability of rotation of the solid rod blank during pressing is effectively reduced.
Compared with the prior art, the utility model has the following beneficial technical effects: the die is formed by the fixed die and the movable die, the fixed die and the movable die are fixedly assembled into a whole under the clamping butt joint of the positioning inserting plate and the inserting groove, compared with the traditional die, the number of the modules forming the die can be reduced, the two ends of the solid rod blank are exposed outside the die, the bending processing is conveniently carried out on the two ends of the blank, the demolding is conveniently carried out, and the die can be used for shaping the blank through a multi-groove structure, so that the product quality is ensured.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a fixed mold structure in the present utility model;
FIG. 3 is a schematic diagram of a movable mold structure according to the present utility model;
fig. 4 is a schematic view of the handrail structure of the present utility model.
Reference numerals: 1. a fixed mold; 2. a side semi-arc groove; 3. a movable mold; 4. locking the screw rod; 5. a cambered surface bulge; 6. a slot; 7. a transverse semi-arc groove; 8. a rubber gasket; 9. round perforation; 10. a semi-arc limiting groove; 11. positioning the plugboard; 12. a threaded port; 20. an armrest; 201. a vertical rod part; 202. a cross bar portion; 203. and a bending part.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Example 1
As shown in fig. 1-4, the excavator handrail pressing mold provided by the utility model comprises a fixed mold 1 and a movable mold 3, wherein a transverse semi-arc groove 7 is cut at the top end of the fixed mold 1, side semi-arc grooves 2 are cut at the two ends of the fixed mold 1, which are far away from each other, the two side semi-arc grooves 2 are communicated with the transverse semi-arc groove 7, a semi-arc limiting groove 10 is cut at the bottom of the movable mold 3, when the movable mold 3 is in butt joint with the fixed mold 1 into a whole, the semi-arc limiting groove 10 and the transverse semi-arc groove 7 form a circular through groove structure together, the joint point of each side semi-arc groove 2 and the transverse semi-arc groove 7 is an arc surface protruding part 5, a rubber gasket 8 matched with the arc surface protruding part 5 is adhered on each arc surface protruding part, a solid rod blank for pressing the handrail 20 is placed in the circular through groove structure, the two ends of the solid rod blank, which are far away from each other, are exposed outside the mold, and after the two ends of the solid rod blank are pressed, the formed handrail 20 can be formed;
further, the pressed handrail 20 is composed of a cross bar 202 and vertical bar 201 at two ends of the cross bar 202, wherein the cross bar 202 is tightly clamped inside the circular through groove, the two vertical bar 201 are bent and then embedded into the corresponding side semi-arc groove 2, at this time, the bent portion 203 of the handrail 20 corresponds to the position of the cambered surface protruding portion 5, and the rubber gasket 8 is tightly clamped between the cambered surface protruding portion 5 and the bent portion 203.
In this embodiment, firstly, a solid rod blank for pressing the handrail 20 is placed in the transverse semi-arc groove 7, then the movable mould 3 is fixedly assembled at the top of the fixed mould 1, at this time, both ends of the blank are exposed at the outside of the mould, the two ends of the blank exposed at the outside of the mould are pressed by external hydraulic equipment, downward pressure is provided for the end of the blank, the angle of bending along with the end of the blank is gradually reduced, then the pressure on one side of the oblique mould is provided for the blank, after the end of the blank is completely embedded into the lateral semi-arc groove 2, the formed handrail 20 can be manufactured, at this time, the cross rod 202 of the handrail 20 is tightly clamped in the circular through groove structure formed by the transverse semi-arc groove 7 and the semi-arc limiting groove 10, the vertical rod 201 of the handrail 20 is embedded into the lateral semi-arc groove 2 correspondingly arranged, the bending part 203 of the handrail 20 is attached at the arc surface protruding part 5, in the pressing process, the arc surface protruding part 5 can provide a stable supporting surface for the bending part 203, and under the protection of the rubber gasket 8, the bending part 203 is reduced in contact with the arc surface protruding part 5, the friction surface 8 can be produced, the friction performance can be improved, the forming effect can be improved, and the shaping quality can be improved, and the shaping effect can be improved.
Example two
As shown in fig. 1-3, on the basis of the first embodiment, the fixed mold 1 and the movable mold 3 are further included, at least four slots 6 are cut in the top of the fixed mold 1, at least four positioning insertion plates 11 are welded on the lower surface of the movable mold 3, each positioning insertion plate 11 is inserted into a corresponding slot 6 and is connected with the corresponding slot in a clamping manner, at least two circular through holes 9 are cut in two outer walls of the fixed mold 1, which are far away from each other, each circular through hole 9 is communicated with the corresponding slot 6, a threaded opening 12 is cut in each positioning insertion plate 11, each threaded opening 12 is located on the same horizontal axis with the corresponding circular through hole 9 after the positioning insertion plate 11 is completely inserted into the slot 6, a locking screw 4 is installed at each circular through hole 9 in a threaded manner, and the threaded end of each locking screw 4 is inserted into the corresponding slot 6 and is connected with the threaded opening 12 in the positioning insertion plate 11 in a threaded manner.
In this embodiment, firstly, when the mould is assembled, insert the locating plugboard 11 in the slot 6 that corresponds the setting earlier, ensure that movable mould 3 can accurate butt joint assembly in the top of cover half 1, after locating plugboard 11 inserts slot 6 inside completely, install locking screw 4 screw thread in circular perforation 9 department, rotate locking screw 4 to slot 6 inside, until the screw thread end of locking screw 4 and the screw thread mouth 12 threaded connection on locating plugboard 11, can carry out locking fixed by locking screw 4 this moment, prevent stopping mould 3 and cover half 1 to break away from the connection, the fastness after the mould is assembled, when needs take down compression moulding's handrail 20 from the mould, only need take down locking screw 4 from cover half 1, remove the spacing to locating plugboard 11, upwards pull movable mould 3 can let movable mould 3 and cover half 1 break away from the connection, the drawing of patterns operation, for the mould of traditional multimode concatenation, for the mould of traditional, only by cover half 1 and movable mould 3, and only be equipped with cell body structure, therefore, the mould is also has been equipped with in advance for the mould cavity structure, the convenience is reduced for the operation of the mould is finished.
The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (7)
1. The utility model provides an excavator handrail compacting tool utensil, includes cover half (1) and movable mould (3), its characterized in that: the utility model discloses a fixed die, including fixed die (1), fixed die (3), fixed die (1) and fixed die (2), the top of fixed die (1) is excavated there is horizontal half arc wall (7), both ends that fixed die (1) kept away from all are excavated there is lateral semi arc wall (2), two lateral semi arc wall (2) all communicate with horizontal half arc wall (7), four slot (6) are excavated on the top of fixed die (1), the bottom fixed mounting of fixed die (3) has four location picture peg (11), every location picture peg (11) all insert in assorted slot (6) and be connected rather than the block, the bottom of fixed die (3) is excavated there is half arc spacing groove (10), form circular logical groove structure after half arc spacing groove (10) and horizontal semi arc wall (7) butt joint, centre gripping has handrail (20) in circular logical groove structure and the two lateral semi arc wall (2).
2. The excavator handrail pressing die according to claim 1, wherein two circular through holes (9) are formed in two outer walls of the fixed die (1) which are far away from each other, each circular through hole (9) is threaded, a locking screw (4) is threaded, and the threaded end of each locking screw (4) is in threaded connection with a matched locating plugboard (11).
3. An excavator handrail pressing mould as claimed in claim 2, wherein each circular through hole (9) is communicated with a matched slot (6), each locating plugboard (11) is provided with a threaded opening (12), and one end of each locking screw (4) inserted into the slot (6) is in threaded connection with the matched threaded opening (12).
4. The excavator handrail pressing die according to claim 1 is characterized in that cambered surface protruding parts (5) are arranged at the butt joint positions of each side semi-arc-shaped groove (2) and the transverse semi-arc-shaped groove (7), and rubber gaskets (8) are fixedly arranged at the positions of each cambered surface protruding part (5).
5. The excavator handrail pressing mold according to claim 4, wherein the handrail (20) comprises a cross bar portion (202) and two vertical bar portions (201) integrally formed at two ends of the cross bar portion (202), and bending portions (203) are arranged at positions where the vertical bar portions (201) are contacted with the cross bar portion (202).
6. The excavator handrail pressing die according to claim 5, wherein the cross bar portion (202) is clamped in a circular through groove formed by splicing a transverse semi-arc groove (7) and a semi-arc limiting groove (10), and each vertical bar portion (201) is embedded in the matched side semi-arc groove (2).
7. The excavator handrail pressing die according to claim 5, wherein each bending portion (203) is attached to a matched cambered surface protruding portion (5), and each rubber gasket (8) is tightly clamped between the corresponding bending portion (203) and the cambered surface protruding portion (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320617233.0U CN220092783U (en) | 2023-03-27 | 2023-03-27 | Excavator handrail compacting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320617233.0U CN220092783U (en) | 2023-03-27 | 2023-03-27 | Excavator handrail compacting die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220092783U true CN220092783U (en) | 2023-11-28 |
Family
ID=88866780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320617233.0U Active CN220092783U (en) | 2023-03-27 | 2023-03-27 | Excavator handrail compacting die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220092783U (en) |
-
2023
- 2023-03-27 CN CN202320617233.0U patent/CN220092783U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |