CN210234077U - Main transmission mechanism of high-speed punch press - Google Patents
Main transmission mechanism of high-speed punch press Download PDFInfo
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- CN210234077U CN210234077U CN201822095399.2U CN201822095399U CN210234077U CN 210234077 U CN210234077 U CN 210234077U CN 201822095399 U CN201822095399 U CN 201822095399U CN 210234077 U CN210234077 U CN 210234077U
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- slide block
- slider
- sliding block
- connecting rod
- rod
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Abstract
The utility model discloses a high-speed punch press main drive mechanism is connected with vice slider through vice connecting rod in the double crank one end that the phase place angular difference is 180 degrees, and the other end passes through the main connecting rod to be connected with the motion slider, and the double crank is connected with the motor, and vice slider is linear motion with the motion slider on vertical guide rail, and at the left and right sides symmetrical arrangement structure the same left side multi-bar mechanism and the right side multi-bar mechanism of motion slider, will move the slider and link to each other with the punching press slider through two multi-bar mechanisms. The auxiliary connecting rod and the auxiliary sliding block of the main transmission mechanism disclosed by the invention balance the inertia force of the main connecting rod and the moving sliding block to the maximum extent; the bilateral symmetry multi-rod mechanism not only has obvious force increasing effect, but also reduces the abrasion between the stamping slide block and the guide rail; the lever mechanism is adopted, so that the boosting effect is achieved, and the inertia force of the stamping slide block is balanced to the maximum extent by the balance slide block; the position of the lower dead point of the punching slide block can be adjusted by changing the position of the adjusting slide block.
Description
Technical Field
The utility model belongs to the technical field of high speed punch technique and specifically relates to a high speed punch main drive mechanism is related to.
Background
As efficient forging and pressing equipment, the high-speed punch press is widely applied to important industrial fields such as aerospace, automobile manufacturing, transportation, metallurgy and chemical engineering and the like. Especially in recent years, the rapid development of the manufacturing industry using automobiles as taps greatly promotes the progress of the stamping industry in China. Along with the acceleration of the global pace of the market, the competition of the same industry is more and more intense, in order to improve the production efficiency and reduce the production cost, a user puts forward higher requirements on the punching speed, and the birth of a high-speed punch just meets the market requirement.
The punching speed of the traditional punch press is lower, the inertia force is smaller, and although the punching speed is increased, the inertia force is also synchronously increased when the high-speed punch press is compared with the traditional punch press; if the moving part can not reach dynamic balance, the inertia force can generate periodic exciting force on the high-speed punch press, so that the vibration of the high-speed punch press is caused, and finally the punch press is damaged and the punching precision is influenced. In addition, most of the traditional mechanical punching machines adopt a crank-slider mechanism, the speed and the acceleration of a slider in a working stroke are large and difficult to adjust, and long forming time cannot be provided for punching of workpieces; in addition, the improved punch press sliding block bears horizontal acting force, so that the sliding block guide rail is easy to wear, and the punching precision is fast degraded.
Disclosure of Invention
In order to solve the problem, the utility model provides a high-speed punch press main drive mechanism realizes breaking through from balanced structure, reduction internal force, reaches better inertial force balance.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme: a main transmission mechanism of a high-speed punch press is characterized in that one end of a double crank with a phase angle difference of 180 degrees is connected with an auxiliary sliding block through an auxiliary connecting rod, the other end of the double crank is connected with a moving sliding block through a main connecting rod, the double crank is connected with a motor, the auxiliary sliding block and the moving sliding block do linear motion on a vertical guide rail, a left multi-rod mechanism and a right multi-rod mechanism which are the same in structure are symmetrically arranged on the left side and the right side of the moving sliding block, and the moving sliding block is connected with a punching sliding block through the multi.
Further, the right multi-rod mechanism comprises a right push rod with one end connected with the right side of the moving slide block, the other end of the right push rod is connected with the lower end of an upper right swing rod and the upper end of a lower right swing rod, the upper end of the upper right swing rod is mounted on the punch machine body through a hinge, the lower end of the lower right swing rod is connected with the right lever through a hinge, the right lever is mounted on the punch machine body through a hinge, the hinge is further used as a fulcrum of the right multi-rod mechanism, two sides of the fulcrum are connected with the right balance slide block and the punching slide block through an upper right connecting rod and a lower right connecting rod respectively, and the right balance slide block and the punching slide block do.
Further, the left multi-rod mechanism comprises a left push rod with one end connected with the left side of the moving slide block, the other end of the left push rod is connected with the lower end of an upper left swing rod and the upper end of a lower left swing rod, the upper end of the upper left swing rod is mounted on the punch machine body through a hinge, the lower end of the lower left swing rod is connected with a left lever through a hinge, the left lever is mounted on the punch machine body through a hinge, the hinge is further used as a fulcrum of the left lever mechanism, the two sides of the fulcrum are connected with the left balance slide block and the punching slide block through an upper left connecting rod and a lower left connecting rod respectively, and the left balance slide block.
Furthermore, the fulcrum of the right lever mechanism and the fulcrum of the left lever mechanism are respectively arranged on the right adjusting slide block and the left adjusting slide block, and the right adjusting slide block and the left adjusting slide block can do linear motion along the vertical guide rail.
The utility model has the advantages that:
1. an auxiliary connecting rod and an auxiliary sliding block are arranged above the double cranks, so that the inertia force of the main connecting rod and the moving sliding block is balanced to the greatest extent;
2. the bilateral symmetry multi-rod mechanism has obvious force increasing effect, improves the rigidity of the mechanism, eliminates the horizontal acting force between the stamping slide block and the guide rail, reduces the abrasion between the stamping slide block and the guide rail and improves the precision retentivity of the high-speed punch;
3. the lever mechanism is adopted, the force-increasing effect is obvious, and the balance sliding block is arranged at the other end of the lever, so that the inertia force of the stamping sliding block is balanced to the maximum extent;
4. the fulcrum of the lever mechanism is arranged on the adjusting slide block, and the position of the lower dead center of the punching slide block can be adjusted by changing the position of the adjusting slide block;
5. the upper swing rod and the lower swing rod can punch the sliding block twice to reach the bottom dead center position in a reciprocating swing period through the design of parameters of the mechanism, so that the running speed of the crank sliding block mechanism is reduced to half of the original running speed, particularly the rotating speed of a crank, the balance of inertia force is easier, and the abrasion and the temperature rise of the crank can be reduced.
Drawings
Fig. 1 is a schematic structural view of a main transmission mechanism of a high-speed punch press disclosed by the present invention.
The double-crank mechanism comprises a double crank 1, a main connecting rod 2, an auxiliary connecting rod 3, an auxiliary sliding block 4, a moving sliding block 5, a right push rod 6-1, a left push rod 6-2, a right upper swing rod 7-1, a left upper swing rod 7-2, a right lower swing rod 8-1, a left lower swing rod 8-2, a right lever 9-1, a left lever 9-2, a right lower connecting rod 10-1, a left lower connecting rod 10-2, a stamping sliding block 11, a right upper connecting rod 12-1, a left upper connecting rod 12-2, a right balancing sliding block 13-1, a left balancing sliding block 13-2, a right adjusting sliding block 14-1 and a left adjusting sliding block 14-2.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided with reference to fig. 1, so that the advantages and features of the present invention can be easily understood by those skilled in the art, and thus, the protection scope of the present invention can be defined more clearly and clearly.
In order to better realize the inertia force balance of the main transmission mechanism of the high-speed punch, the utility model discloses a main transmission mechanism of the high-speed punch, one end of a double crank 1 with the phase angle difference of 180 degrees is connected with an auxiliary sliding block 4 through an auxiliary connecting rod 3, the other end is connected with a moving sliding block 5 through a main connecting rod 2, and the auxiliary sliding block 4 and the moving sliding block 5 do linear motion on a guide rail. When the double-crank mechanism works, the motor drives the double-crank 1 to rotate, the double-crank 1 drives the auxiliary sliding block 4 and the moving sliding block 5 to do up-and-down reciprocating motion through the auxiliary connecting rod 3 and the main connecting rod 2 respectively, and the moving directions of the auxiliary sliding block 4 and the moving sliding block 5 are opposite to the direction of the inertia force, so that the aim of balancing the inertia force is fulfilled. The same multi-bar mechanisms are symmetrically arranged on the left side and the right side of the moving slide block 5, and the moving slide block 5 is connected with the stamping slide block 11 through the multi-bar mechanisms.
The right side of the moving slide block 5 is connected with the lower end of a right upper swing rod 7-1 and the upper end of a right lower swing rod 8-1 through a right push rod 6-1, the upper end of the right upper swing rod 7-1 is arranged on the body of the punch press through a hinge, and the lower end of the right lower swing rod 8-1 is connected with a right lever 9-1 through a hinge; the right lever 9-1 is arranged on the body of the punch press through a hinge which is also used as a fulcrum of the right lever mechanism, and two sides of the fulcrum are respectively connected with the right balance slide block 13-1 and the stamping slide block 11 through a right upper connecting rod 12-1 and a right lower connecting rod 10-1.
During normal operation, the moving slide block 5 drives the upper right swing rod 7-1 and the lower right swing rod 8-1 to perform reciprocating swing through the right push rod 6-1, the lower right swing rod 8-1 drives the right lever 9-1 to perform reciprocating rotation around a fulcrum, meanwhile, the right lever 9-1 drives the right balance slide block 13-1 and the stamping slide block 11 to perform vertical reciprocating linear motion through the upper right connecting rod 12-1 and the lower right connecting rod 10-1 respectively, and the moving direction of the right balance slide block 13-1 and the stamping slide block 11 is opposite to the direction of the inertial force, so that the purpose of balancing the inertial force is achieved.
The left sides of the balance motion sliding block 5 and the stamping sliding block 11 are provided with the multi-rod mechanisms which are symmetrical to the right sides, the horizontal acting force of the right push rod 6-1 and the left push rod 6-2 on the motion sliding block 5 is completely counteracted, the horizontal acting force of the right lower connecting rod 10-1 and the left lower connecting rod 10-2 on the stamping sliding block 11 is completely counteracted, the abrasion of the guide rails of the motion sliding block 5 and the stamping sliding block 11 is reduced to the greatest extent, and the retentivity of the stamping precision is improved.
The fulcrums of the right lever mechanism and the left lever mechanism in the main transmission mechanism of the high-speed punch press are respectively arranged on the right adjusting slide block 14-1 and the left adjusting slide block 14-2, and the position of the bottom dead center of the punch slide block 11 can be adjusted by changing the positions of the adjusting slide blocks 14-1 and 14-2.
A moving slide block 5 of a main transmission mechanism of the high-speed punch press is driven by a double crank 1 and a main connecting rod 2 to do up-and-down reciprocating motion, the moving slide block 5 drives upper and lower swing rods 7-1, 7-2, 8-1 and 8-2 to swing left and right through push rods 6-1 and 6-2 which are symmetrically arranged, so that levers 9-1 and 9-2 are driven to rotate, a punching slide block 11 is finally driven to do up-and-down reciprocating linear motion, a workpiece is placed under the punching slide block 11, and the workpiece is punched by the punching slide block 11 through up-and-down motion. The reasonable size of the motion component of design can make upper and lower pendulum rod axis coincide twice in a motion cycle, and then can realize that crank 1 rotates a week and punches slider 11 and accomplish twice punching action, so at rated punching speed the crank rotational speed can reduce to half original, and this will be favorable to balancing partial moving part's inertial force.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (4)
1. The utility model provides a high speed punch press main drive mechanism, its characterized in that, is connected with vice slider (4) through vice connecting rod (3) at double crank (1) one end that the phase angle difference is 180 degrees, and the other end is connected with motion slider (5) through main connecting rod (2), and vice slider (4) and motion slider (5) are linear motion on vertical guide rail, and at the left and right both sides symmetrical arrangement structure the same left multi-bar mechanism and the right multi-bar mechanism of motion slider (5), link to each other motion slider (5) and punching press slider (11) through two multi-bar mechanisms.
2. The main transmission mechanism of the high-speed punch press as claimed in claim 1, wherein the right multi-bar mechanism comprises a right push rod (6-1) with one end connected with the right side of the moving slide block (5), the other end of the right push rod (6-1) is connected with the lower end of a right upper swing rod (7-1) and the upper end of a right lower swing rod (8-1), the upper end of the right upper swing rod (7-1) is mounted on the punch press body through a hinge, and the lower end of the right lower swing rod (8-1) is connected with the right lever (9-1) through a hinge; the right lever (9-1) is installed on the punch press body through a hinge, the hinge is used as a fulcrum of the right lever mechanism, two sides of the fulcrum are respectively connected with the right balance sliding block (13-1) and the punching sliding block (11) through the right upper connecting rod (12-1) and the right lower connecting rod (10-1), and the right balance sliding block (13-1) and the punching sliding block (11) do linear motion on the vertical guide rail.
3. The main transmission mechanism of the high-speed punch press according to claim 2, wherein the left multi-rod mechanism comprises a left push rod (6-2) with one end connected with the left side of the moving slide block (5), the other end of the left push rod (6-2) is connected with the lower end of a left upper swing rod (7-2) and the upper end of a left lower swing rod (8-2), the upper end of the left upper swing rod (7-2) is installed on the punch press body through a hinge, and the lower end of the left lower swing rod (8-2) is connected with the left lever (9-2) through a hinge; the left lever (9-2) is installed on the punch press body through a hinge, the hinge is used as a fulcrum of the left lever mechanism, two sides of the fulcrum are respectively connected with the left balance sliding block (13-2) and the punching sliding block (11) through the left upper connecting rod (12-2) and the left lower connecting rod (10-2), and the left balance sliding block (13-2) moves linearly on the vertical guide rail.
4. A main transmission mechanism of a high speed punching machine according to claim 3, characterized in that the fulcrum of the right lever mechanism and the fulcrum of the left lever mechanism are respectively arranged on the right adjusting slide block (14-1) and the left adjusting slide block (14-2), and the right adjusting slide block (14-1) and the left adjusting slide block (14-2) can do linear motion along the vertical guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822095399.2U CN210234077U (en) | 2018-12-13 | 2018-12-13 | Main transmission mechanism of high-speed punch press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822095399.2U CN210234077U (en) | 2018-12-13 | 2018-12-13 | Main transmission mechanism of high-speed punch press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210234077U true CN210234077U (en) | 2020-04-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822095399.2U Expired - Fee Related CN210234077U (en) | 2018-12-13 | 2018-12-13 | Main transmission mechanism of high-speed punch press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210234077U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435305A (en) * | 2018-12-13 | 2019-03-08 | 常州纺织服装职业技术学院 | A kind of high velocity ram machine main drive gear |
-
2018
- 2018-12-13 CN CN201822095399.2U patent/CN210234077U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435305A (en) * | 2018-12-13 | 2019-03-08 | 常州纺织服装职业技术学院 | A kind of high velocity ram machine main drive gear |
| CN109435305B (en) * | 2018-12-13 | 2024-05-07 | 常州纺织服装职业技术学院 | Main transmission mechanism of high-speed punch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 Termination date: 20211213 |