CN214983408U - High-speed punch with dynamic balance mechanism - Google Patents
High-speed punch with dynamic balance mechanism Download PDFInfo
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- CN214983408U CN214983408U CN202023314780.7U CN202023314780U CN214983408U CN 214983408 U CN214983408 U CN 214983408U CN 202023314780 U CN202023314780 U CN 202023314780U CN 214983408 U CN214983408 U CN 214983408U
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- connecting rod
- balancing weight
- eccentric
- punch press
- balancing
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Abstract
The utility model discloses a high-speed punch press with dynamic balance mechanism, including the punch press aircraft nose, the punch press aircraft nose includes the headstock, bent axle actuating mechanism, eccentric mounting bent axle actuating mechanism's slider link assembly and eccentric mounting are in bent axle actuating mechanism's dynamic balance mechanism, dynamic balance mechanism and slider link assembly's eccentric opposite direction, dynamic balance mechanism is provided with balancing weight and two at least balancing weight link assembly, both ends symmetry shaping has the balancing part that is the I shape respectively about the balancing weight, a pair of guiding hole has been seted up at the middle part of balancing weight, the guide bar has been installed in each guiding hole, the middle part of balancing weight is via guide bar slidable mounting in the headstock, the eccentric transmission of balancing weight link assembly via at the both ends of balancing weight is connected in bent axle actuating mechanism. The utility model discloses increase the balancing piece and offset inertia, eliminate the vibration of punch press at high-speed operation in-process for bent axle actuating mechanism's atress is also more balanced, improve equipment stability and life.
Description
Technical Field
The utility model belongs to the technical field of the punch press technique and specifically relates to a high-speed punch press with dynamic balance mechanism is related to.
Background
When the existing punch presses at high speed, the higher the speed is, the larger the inertia force of the slide block is, which affects the punching precision of the die, and simultaneously, the stress of the crankshaft is unbalanced, and the abrasion degree is large, so that the improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-speed punch press with dynamic balance mechanism, increase the balancing piece and offset inertia, eliminate the vibration of punch press at high-speed operation in-process not enough to prior art exists. Specifically, the balancing weight is bilateral symmetry structure for bent axle actuating mechanism's atress is also more balanced, improve equipment stability and life.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a high-speed punch with a dynamic balance mechanism comprises a punch head, a workbench arranged at the lower part of the punch head and a slide block slidably mounted on the punch head, wherein the slide block is positioned above the workbench, an upper die set is mounted at the lower part of the slide block, a lower die set is mounted at the top of the workbench, and the upper die set and the lower die set are arranged in a vertically involutive manner; the punch head comprises a head seat, a crankshaft driving mechanism rotatably arranged in the head seat, a slider connecting rod assembly eccentrically arranged at the lower part of the crankshaft driving mechanism, and a dynamic balance mechanism eccentrically arranged at the upper part of the crankshaft driving mechanism, wherein the dynamic balance mechanism and the slider connecting rod assembly are opposite to the eccentric direction of the crankshaft driving mechanism;
the sliding block connecting rod assembly is used for driving the sliding block to ascend or descend, the dynamic balancing mechanism is provided with a balancing weight and at least two balancing weight connecting rod assemblies which are arranged at two ends of the balancing weight in a transmission mode respectively, balancing parts which are I-shaped are formed at the left end and the right end of the balancing weight respectively in a symmetrical mode, a pair of guide holes which are symmetrically arranged in the front and back mode are formed in the middle of the balancing weight, a guide rod is arranged in each guide hole, the middle of the balancing weight is installed on the head seat through the guide rods in a sliding mode, and two ends of the balancing weight are connected to the crankshaft driving mechanism through the corresponding balancing weight connecting rod assemblies in an eccentric transmission mode respectively.
In a further technical scheme, a guide rod sleeve is embedded in the inner wall of each guide hole, a guide rod seat is fixedly installed on the upper portion of the head seat, guide rod covers are symmetrically arranged on the front side and the rear side of the guide rod seat, and the upper end portion of each guide hole is locked on the guide rod cover through a screw after the upper portion of each guide hole is inserted into the guide rod sleeve.
In a further technical scheme, the crankshaft driving mechanism is provided with a crankshaft, the left end and the right end of the crankshaft are respectively machined and formed with a sliding block eccentric section which is symmetrically arranged with each other, the left end and the right end of the crankshaft are respectively machined and formed with a counterweight connecting rod eccentric section, and the middle part of the crankshaft is machined and formed with a sliding block eccentric arm.
In a further technical scheme, a slider eccentric bearing gasket is sleeved on the outer side of each slider eccentric section, a counterweight eccentric bearing gasket is sleeved on the outer side of each counterweight connecting rod eccentric section, the eccentric direction of each slider eccentric bearing gasket is consistent with that of each slider eccentric arm, and the eccentric direction of each connecting rod eccentric bearing gasket is opposite to that of each slider eccentric bearing gasket.
In a further technical scheme, each balancing weight connecting rod component is provided with a connecting rod body, a first ball bearing and a second ball bearing, the connecting rod body comprises a large connecting rod head and a small connecting rod head, the large connecting rod head is eccentrically arranged on a crank shaft through the first ball bearing, and the small connecting rod head is in transmission connection with the balancing weight through the second ball bearing.
After the structure is adopted, compared with the prior art, the utility model the advantage that has is:
the utility model discloses an increase the balancing piece and offset inertia, eliminate the vibration of punch press at high-speed operation in-process. The balancing weight is of a bilateral symmetry structure, the balancing weight is provided with a balancing part in an I shape at the left end and the right end of the balancing weight respectively, a pair of guide holes symmetrically arranged front and back are formed in the middle of the balancing weight, guide rods are arranged in the guide holes, the middle of the balancing weight is installed on the head seat through the guide rods in a sliding mode, the two ends of the balancing weight are respectively connected to the crankshaft driving mechanism through corresponding balancing weight connecting rod assembly eccentric transmission, the symmetry mechanism is more stable relative to a previous single connecting rod structure, the stress of the crankshaft driving mechanism is also more balanced, in addition, the guide rods play a guiding role in the balancing weight, and the stability of the equipment is improved.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of a crankshaft drive mechanism, a slider link assembly, and a counterweight link assembly;
fig. 3 is a schematic structural view of the crank shaft.
Detailed Description
The following are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 3, the utility model provides a high-speed punch press with dynamic balance mechanism, which comprises a punch press head, a workbench arranged at the lower part of the punch press head, and a slider slidably mounted at the punch press head, wherein the slider is positioned above the workbench, an upper module is mounted at the lower part of the slider, a lower module is mounted at the top of the workbench, and the upper module and the lower module are arranged in a vertically opposite manner; the punch head comprises a head seat, a crankshaft driving mechanism 10 rotatably installed in the head seat, a slider connecting rod assembly 11 eccentrically installed at the lower part of the crankshaft driving mechanism 10, and a dynamic balance mechanism 12 eccentrically installed at the upper part of the crankshaft driving mechanism 10, wherein the eccentric directions of the dynamic balance mechanism 12 and the slider connecting rod assembly 11 relative to the crankshaft driving mechanism 10 are opposite;
the slider connecting rod assembly 11 is used for driving the slider to ascend or descend, and the dynamic balancing mechanism 12 is provided with a counterweight 120 and at least two counterweight connecting rod assemblies 121 respectively installed at two ends of the counterweight 120 in a transmission manner. The utility model discloses an increase the balancing piece and offset inertia, eliminate the vibration of punch press at high-speed operation in-process. Specifically, balancing weight 120 is bilateral symmetry structure, both ends symmetry shaping respectively about balancing weight 120 has the balancing part that is the I shape, the guiding hole 122 that a pair of front and back symmetry set up is seted up at balancing weight 120's middle part, the built-in guide bar 123 that is equipped with of each guiding hole 122, balancing weight 120's middle part is via guide bar 123 slidable mounting in the headstock, balancing weight 120's both ends are respectively via balancing weight link assembly 121 eccentric transmission connection in bent axle actuating mechanism 10 that corresponds, symmetry formula mechanism is more stable for single link structure in the past, bent axle actuating mechanism 10's atress is also more balanced, in addition, guide bar 123 plays the guide effect to balancing weight 120, improve equipment stability.
In a further technical scheme, a guide rod sleeve is embedded in the inner wall of each guide hole 122, a guide rod seat 124 is fixedly installed on the upper portion of the head seat, guide rod covers 125 are symmetrically arranged on the front side and the rear side of the guide rod seat 124, after the upper portion of each guide hole 122 is inserted into the corresponding guide rod sleeve, the upper end portion of each guide hole 122 is locked to the corresponding guide rod cover 125 through a screw, and the structure is simple, and the installation is flexible and convenient.
In a further technical solution, the crankshaft driving mechanism 10 is provided with a crankshaft 100, the left and right ends of the crankshaft 100 are respectively formed with a symmetrical slider eccentric section 1000, the left and right ends of the crankshaft 100 are respectively formed with a counterweight connecting rod eccentric section 1001, the middle of the crankshaft 100 is formed with a slider eccentric arm 1002, and the crankshaft 100 is integrally formed by eccentric processing, compared with the prior eccentric connecting rod, the counterweight connecting rod and the slider connecting rod can adopt the same structure in the process, thereby reducing the process steps and the cost.
In a preferred technical scheme, a slider eccentric bearing washer is sleeved on the outer side of each slider eccentric section 1000, a counterweight eccentric bearing washer is sleeved on the outer side of each counterweight connecting rod eccentric section 1001, the eccentric direction of the slider eccentric bearing washer is consistent with that of the slider eccentric arm 1002, and the eccentric direction of the connecting rod eccentric bearing washer is opposite to that of the slider eccentric bearing washer.
Each of the counterweight block connecting rod assemblies 121 is provided with a connecting rod body 1210, a first ball bearing 1211 and a second ball bearing 1212, the connecting rod body 1210 comprises a large connecting rod head and a small connecting rod head, the large connecting rod head is eccentrically mounted on the crank shaft 100 through the first ball bearing 1211, and the small connecting rod head is in transmission connection with the counterweight block 120 through the second ball bearing 1212.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (5)
1. The utility model provides a high-speed punch press with dynamic balance mechanism, includes the punch press aircraft nose, sets up in workstation and the slider of slidable mounting in the punch press aircraft nose of the lower part of punch press aircraft nose, and the slider is located the top of workstation, and the module is installed to the lower part of slider, and the module is installed down at the top of workstation, goes up the module and closes the setting, its characterized in that from top to bottom with the lower module: the punch head comprises a head seat, a crankshaft driving mechanism (10) rotatably installed in the head seat, a slider connecting rod assembly (11) eccentrically installed at the lower part of the crankshaft driving mechanism (10), and a dynamic balance mechanism (12) eccentrically installed at the upper part of the crankshaft driving mechanism (10), wherein the eccentric directions of the dynamic balance mechanism (12) and the slider connecting rod assembly (11) relative to the crankshaft driving mechanism (10) are opposite;
the sliding block connecting rod assembly (11) is used for driving the sliding block to ascend or descend, the dynamic balancing mechanism (12) is provided with a balancing weight (120) and at least two balancing weight connecting rod assemblies (121) which are arranged at two ends of the balancing weight (120) in a transmission mode respectively, balancing parts which are I-shaped are symmetrically formed at the left end and the right end of the balancing weight (120) respectively, a pair of guide holes (122) which are symmetrically formed in the front and back direction are formed in the middle of the balancing weight (120), guide rods (123) are arranged in the guide holes (122), the middle of the balancing weight (120) is slidably arranged on a headstock through the guide rods (123), and two ends of the balancing weight (120) are connected to the crankshaft driving mechanism (10) through the corresponding balancing weight connecting rod assemblies (121) in an eccentric transmission mode respectively.
2. The high speed punch press with a dynamic balancing mechanism according to claim 1, wherein: the inner wall of each guide hole (122) is embedded with a guide rod sleeve, the upper part of the head seat is fixedly provided with a guide rod seat (124), the front side and the rear side of the guide rod seat (124) are symmetrically provided with guide rod covers (125), and after the upper part of each guide hole (122) is inserted into each guide rod sleeve, the upper end part of each guide hole (122) is locked on each guide rod cover (125) through a screw.
3. The high speed punch press with a dynamic balancing mechanism according to claim 1, wherein: the crankshaft driving mechanism (10) is provided with a crankshaft (100), the left end and the right end of the crankshaft (100) are respectively processed and formed with a sliding block eccentric section (1000) which are symmetrically arranged, the left end and the right end of the crankshaft (100) are respectively processed and formed with a counterweight connecting rod eccentric section (1001), and the middle part of the crankshaft (100) is processed and formed with a sliding block eccentric arm (1002).
4. The high speed punch press with a dynamic balancing mechanism according to claim 3, wherein: the outer side of each sliding block eccentric section (1000) is sleeved with a sliding block eccentric bearing gasket, the outer side of each counterweight connecting rod eccentric section (1001) is sleeved with a counterweight eccentric bearing gasket, the eccentric direction of each sliding block eccentric bearing gasket is consistent with that of each sliding block eccentric arm (1002), and the eccentric direction of each connecting rod eccentric bearing gasket is opposite to that of each sliding block eccentric bearing gasket.
5. The high speed punch press with a dynamic balancing mechanism according to claim 3, wherein: each balancing weight connecting rod assembly (121) is provided with a connecting rod body (1210), a first ball bearing (1211) and a second ball bearing (1212), the connecting rod body (1210) comprises a connecting rod big head and a connecting rod small head, the connecting rod big head is eccentrically installed on the crank shaft (100) through the first ball bearing (1211), and the connecting rod small head is in transmission connection with the balancing weight (120) through the second ball bearing (1212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023314780.7U CN214983408U (en) | 2020-12-31 | 2020-12-31 | High-speed punch with dynamic balance mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023314780.7U CN214983408U (en) | 2020-12-31 | 2020-12-31 | High-speed punch with dynamic balance mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214983408U true CN214983408U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023314780.7U Active CN214983408U (en) | 2020-12-31 | 2020-12-31 | High-speed punch with dynamic balance mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214983408U (en) |
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2020
- 2020-12-31 CN CN202023314780.7U patent/CN214983408U/en active Active
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