CN210798298U - Ejector rod capable of quickly replacing die - Google Patents
Ejector rod capable of quickly replacing die Download PDFInfo
- Publication number
- CN210798298U CN210798298U CN201920546777.6U CN201920546777U CN210798298U CN 210798298 U CN210798298 U CN 210798298U CN 201920546777 U CN201920546777 U CN 201920546777U CN 210798298 U CN210798298 U CN 210798298U
- Authority
- CN
- China
- Prior art keywords
- ejector rod
- positioning
- movable
- pin
- rod
- 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
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a quick-change ejector rod of a mold, which does not need to use any tool when the ejector rod is replaced, realizes the quick change of the ejector rod, reduces the change time, improves the production efficiency and increases the productivity; when the ejector rod is replaced, an operator does not need to enter the equipment, so that the safety of the operator is protected; the quick and accurate positioning is realized, the position difference between the ejector rods is prevented, and the die is protected; the ejector rod is divided into two sections, only the front half section needs to be replaced each time, the weight of the ejector rod is reduced, and the labor intensity of operators is reduced; the movable ejector rod is provided with a special storage box fixed beside the machine table, so that the on-site management and counting are convenient, and the movable ejector rod is not easy to lose; the movable ejector rod can be matched with a robot hand or a robot to realize unmanned replacement of the ejector rod. The ejector rod can be quickly replaced by one minute without using tools or operating personnel under the condition that the ejector rod does not enter the equipment, and the ejector rod is convenient to use.
Description
Technical Field
The utility model relates to a ejector pin especially relates to a mould quick change ejector pin.
Background
The jacking rod is a temporary internal support in a thin-walled pipe (such as a tubular steel column which is poured into concrete later) which is driven into some objects.
When the existing ejector rod is used, one end of the ejector rod with internal threads is fastened on the top plate by a screw. The existing ejector rod has the following defects: 1. when the ejector rod is replaced, a tool is needed, the tool does not apply force in a narrow space, the ejector rod cannot be fastened in place, and the ejector rod have position deviation; 2. when the ejector rod is replaced, a technician needs to enter the equipment, the environment inside the equipment is complex, and the equipment needs to be operated during replacement, so that great potential safety hazards exist; 3. long replacement time, high labor intensity and inconvenient operation, and is not suitable for the current production process requirements.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a quick-change ejector rod of a mould, which can solve the problem in the background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a mould quick change ejector pin, includes ejector pin dead lever and activity ejector pin, the top of activity ejector pin is provided with smart locating pin, the inside of activity ejector pin and smart locating pin is provided with the connecting rod, set up a plurality of steel ball groove on the smart locating pin, this steel ball inslot all is provided with the location steel ball, the outside at the connecting rod is all fixed to the location steel ball, the inside of ejector pin dead lever is provided with smart locating hole, be covered with an internal thread on the inner wall on smart locating hole top, the outside of smart locating hole is provided with the constant head tank, the smart locating pin on the top of activity ejector pin stretches into and sets up in the smart locating hole, and all location steel balls all stretch into the constant head tank and.
Preferably, the bottom of this connecting rod is provided with the location external screw, be provided with the spring between location external screw and the connecting rod, one side that fine positioning pin was kept away from to the activity ejector pin is provided with the removable pin button, the tail end of removable pin button stretches into the inside of activity ejector pin, and is covered with No. two internal threads on the inner wall of the tail end of this removable pin button, the removable pin button passes through threaded connection outside the location external screw.
Preferably, the locating slot is externally provided with a plurality of exhaust holes, the one end of all exhaust holes close to the locating slot is communicated with the locating slot, and the one end of all exhaust holes far away from the locating slot is arranged through the ejector rod fixing rod.
Preferably, the distance from the top end of the fine positioning pin to the positioning steel ball is the same as the distance from the positioning groove to the bottom end of the ejector rod fixing rod.
Compared with the prior art, the utility model discloses the beneficial effect that can reach is:
when the ejector rod is replaced, tools are not needed, the ejector rod is replaced quickly, the replacement time is shortened, the production efficiency is improved, and the productivity is increased; when the ejector rod is replaced, an operator does not need to enter the equipment, so that the safety of the operator is protected; the quick and accurate positioning is realized, the position difference between the ejector rods is prevented, and the die is protected; the ejector rod is divided into two sections, only the front half section needs to be replaced each time, the weight of the ejector rod is reduced, and the labor intensity of operators is reduced; the movable ejector rod is provided with a special storage box fixed beside the machine table, so that the on-site management and counting are convenient, and the movable ejector rod is not easy to lose; the movable ejector rod can be matched with a robot hand or a robot to realize unmanned replacement of the ejector rod. The ejector rod can be quickly replaced by one minute without using tools or operating personnel under the condition that the ejector rod does not enter the equipment, and the ejector rod is convenient to use.
Drawings
Fig. 1 is an overall structure diagram of a quick-change ejector rod of the mold of the present invention;
fig. 2 is a structural diagram of a mandril fixing rod of the quick-change mandril of the mould of the utility model;
fig. 3 is a structural diagram of a movable ejector rod of the quick-change ejector rod of the die.
Wherein: 1. a mandril fixing rod; 2. a movable ejector rod; 3. a removable pin button; 4. positioning the steel balls; 5. positioning the outer screw; 6. a spring; 7. positioning a groove; 8. an exhaust hole; 9. a first internal thread; 10. a second internal thread; 11. fine positioning pins; 12. and (6) precisely positioning the holes.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Referring to fig. 1-3, a quick-change ejector rod for a mold, comprising an ejector rod fixing rod 1 and a movable ejector rod 2, wherein a fine positioning pin 11 is arranged at the top end of the movable ejector rod 2, a connecting rod is arranged inside the movable ejector rod 2 and the fine positioning pin 11, a plurality of steel ball grooves are formed in the fine positioning pin 11, positioning steel balls 4 are arranged in the steel ball grooves, the positioning steel balls 4 are fixed at the outer side of the connecting rod, a fine positioning hole 12 is arranged inside the ejector rod fixing rod 1, an inner thread 9 is fully distributed on the inner wall of the top end of the fine positioning hole 12, a positioning groove 7 is arranged outside the fine positioning hole 12, the fine positioning pin 11 at the top end of the movable ejector rod 2 extends into the fine positioning hole 12, and all the positioning steel balls 4.
The bottom of this connecting rod is provided with location external screw 5, is provided with spring 6 between location external screw 5 and the connecting rod, and one side that fine positioning round pin 11 was kept away from to activity ejector pin 2 is provided with movable round pin button 3, and the tail end of movable round pin button 3 stretches into the inside of activity ejector pin 2, and is covered with No. two internal threads 10 on the inner wall of this movable round pin button 3's tail end, and movable round pin button 3 passes through threaded connection outside location external screw 5.
The locating slot 7 is provided with a plurality of exhaust hole 8 outward, and all exhaust holes 8's the one end that is close to the locating slot 7 all communicate the setting of locating slot 7, and the one end that locating slot 7 was kept away from in all exhaust holes 8 runs through ejector pin dead lever 1 and sets up.
The distance between the top end of the fine positioning pin 11 and the positioning steel ball 4 is the same as the distance between the positioning groove 7 and the bottom end of the ejector rod fixing rod 1.
The working principle is as follows: when the ejector rod fixing rod 1 and the movable ejector rod 2 are connected, the movable pin button 3 at the bottom end of the movable ejector rod 2 is pressed down, the positioning outer screw 5 presses the spring 6 upwards, the spring 6 presses the connecting rod upwards, the connecting rod moves upwards to drive the positioning steel ball 4 to retract into the steel ball groove, the fine positioning pin 11 extends into a fine positioning hole 12 in the ejector rod fixing rod 1, the movable pin button 3 is then sent out, the spring 6 is recovered to be in a free state, the connecting rod is then recovered to be in a free state under the driving of the spring 6, the positioning steel ball 4 extends out of the steel ball groove and is clamped in the positioning groove 7, and therefore the ejector rod fixing rod 1 and the movable ejector rod 2 are connected and fastened. Then insert the top of ejector pin dead lever 1 on the board, reuse hexagon socket head cap screw is fixed the back and need not be in the dismouting.
According to the quick-change ejector rod of the die, when the ejector rod is replaced, tools are not needed, the ejector rod is quickly replaced, the replacement time is shortened, the production efficiency is improved, and the productivity is increased; when the ejector rod is replaced, an operator does not need to enter the equipment, so that the safety of the operator is protected; the quick and accurate positioning is realized, the position difference between the ejector rods is prevented, and the die is protected; the ejector rod is divided into two sections, only the front half section needs to be replaced each time, the weight of the ejector rod is reduced, and the labor intensity of operators is reduced; the movable ejector rod 2 is provided with a special storage box fixed beside the machine table, so that the on-site management and counting are convenient, and the movable ejector rod is not easy to lose; the movable ejector rod 2 can be matched with a robot hand or a robot to realize unmanned replacement of the ejector rod. The ejector rod can be quickly replaced by one minute without using tools or operating personnel under the condition that the ejector rod does not enter the equipment, and the ejector rod is convenient to use.
The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.
Claims (4)
1. A quick-change ejector rod of a mold, which comprises an ejector rod fixed rod (1) and a movable ejector rod (2), it is characterized in that the top end of the movable ejector rod (2) is provided with a fine positioning pin (11), the movable ejector rod (2) and the fine positioning pin (11) are internally provided with connecting rods, the fine positioning pin (11) is provided with a plurality of steel ball grooves, the steel ball grooves are all provided with positioning steel balls (4), the positioning steel balls (4) are all fixed on the outer side of the connecting rod, a fine positioning hole (12) is arranged inside the ejector rod fixing rod (1), a first internal thread (9) is distributed on the inner wall of the top end of the fine positioning hole (12), a positioning groove (7) is arranged at the outer side of the fine positioning hole (12), a fine positioning pin (11) at the top end of the movable ejector rod (2) extends into the fine positioning hole (12), and all the positioning steel balls (4) extend into the positioning grooves (7) to be arranged.
2. The quick-change ejector rod for the die as claimed in claim 1, wherein a positioning outer screw (5) is arranged at the bottom end of the connecting rod, a spring (6) is arranged between the positioning outer screw (5) and the connecting rod, a movable pin button (3) is arranged on one side of the movable ejector rod (2) far away from the fine positioning pin (11), the tail end of the movable pin button (3) extends into the movable ejector rod (2), a second internal thread (10) is fully distributed on the inner wall of the tail end of the movable pin button (3), and the movable pin button (3) is connected to the outside of the positioning outer screw (5) through a thread.
3. The ejector rod for quickly replacing the mold as recited in claim 1, wherein a plurality of vent holes (8) are arranged outside the positioning groove (7), one ends of all the vent holes (8) close to the positioning groove (7) are communicated with the positioning groove (7), and one ends of all the vent holes (8) far away from the positioning groove (7) are arranged through the ejector rod fixing rod (1).
4. The ejector pin for quickly replacing the die as recited in claim 1, wherein the distance from the top end of the fine positioning pin (11) to the positioning steel ball (4) is the same as the distance from the positioning groove (7) to the bottom end of the ejector pin fixing rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920546777.6U CN210798298U (en) | 2019-04-22 | 2019-04-22 | Ejector rod capable of quickly replacing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920546777.6U CN210798298U (en) | 2019-04-22 | 2019-04-22 | Ejector rod capable of quickly replacing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210798298U true CN210798298U (en) | 2020-06-19 |
Family
ID=71227060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920546777.6U Expired - Fee Related CN210798298U (en) | 2019-04-22 | 2019-04-22 | Ejector rod capable of quickly replacing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210798298U (en) |
-
2019
- 2019-04-22 CN CN201920546777.6U patent/CN210798298U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109719246B (en) | Forging compound die for punching inclined window hole | |
| CN103722068A (en) | Cold pressing end socket forming hydraulic machine | |
| CN210798298U (en) | Ejector rod capable of quickly replacing die | |
| CN207309323U (en) | Pressure head fast replacing device | |
| CN106914780B (en) | Special clamping equipment for shaft-fixed vertical machining | |
| CN209174685U (en) | Composite precision die tool | |
| CN204425143U (en) | Motor case punch forming device | |
| CN203791504U (en) | Copper pipe flaring mechanism | |
| CN202701704U (en) | Reshaping tool of thin-wall casting piece | |
| CN210498020U (en) | Pneumatic flaring equipment | |
| CN210358872U (en) | Stamping combined die | |
| CN203936857U (en) | For changing the quick-change tool of gear hobbing Molded Depth hole thimble | |
| CN204602917U (en) | A kind of U-shaped beam process equipment with piston flange seat | |
| CN204503858U (en) | A kind of U-shaped beam forming machine with electronic blank centering device | |
| CN114535398A (en) | Automatic workpiece side punching die of blanking | |
| CN210702294U (en) | Die forging machine die | |
| CN105598267A (en) | Stator coil shaping and cutting method and stator coil shaping and cutting all-in-one machine | |
| CN202824336U (en) | Novel automatic eyelet machine | |
| CN210679835U (en) | Quick-change type electrode extrusion die | |
| CN104015064A (en) | Hobbing die with fast replacement jacket | |
| CN210358873U (en) | Mould convenient for changing and demoulding | |
| CN104044109B (en) | For changing the quick-change tool of gear hobbing Molded Depth hole thimble | |
| CN215543793U (en) | Mould dismounting device of copper extruding machine | |
| CN204602974U (en) | A kind of Automated mould | |
| CN110480387A (en) | It drills the special tooling used after a kind of combination by major part shift fork |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 Termination date: 20210422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |