CN214603251U - Workpiece clamping force adjusting device - Google Patents
Workpiece clamping force adjusting device Download PDFInfo
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- CN214603251U CN214603251U CN202120500571.7U CN202120500571U CN214603251U CN 214603251 U CN214603251 U CN 214603251U CN 202120500571 U CN202120500571 U CN 202120500571U CN 214603251 U CN214603251 U CN 214603251U
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- rod
- connecting rod
- adjusting
- anchor clamps
- mesa
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Abstract
The utility model discloses a work piece clamp force adjusting device, it includes the anchor clamps mesa, compress tightly the cylinder, the connecting rod, adjust the pole, depression bar and briquetting, compress tightly the cylinder and locate anchor clamps mesa side, the connecting rod is located anchor clamps mesa top, the one end of connecting rod is articulated with the piston rod that compresses tightly the cylinder, the other end of connecting rod is articulated with the upper end of depression bar, the briquetting is connected to the lower extreme of depression bar, be equipped with the spout along length direction on the connecting rod, the upper end of adjusting the pole articulates in the spout, the relative anchor clamps mesa of lower extreme of adjusting the pole is fixed, and can follow the length direction removal of connecting rod. The utility model discloses can adjust the clamp force to the work piece adaptation of different shapes.
Description
Technical Field
The utility model relates to a work piece holder technical field especially relates to a work piece clamp force adjusting device.
Background
In the machining process, a clamp is required to clamp the workpiece. When the existing clamp is used for clamping workpieces, the clamping force is fixed and cannot be adjusted, and when the workpieces in different shapes are replaced, different clamps need to be replaced, so that the clamp is very inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a work piece clamp force adjusting device, can adjust the clamp force to the work piece adaptation of different shapes.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a work piece clamp force adjusting device, includes the anchor clamps mesa, compresses tightly cylinder, connecting rod, adjusts pole, depression bar and briquetting, it locates anchor clamps mesa side to compress tightly the cylinder, the connecting rod is located anchor clamps mesa top, the one end of connecting rod is articulated with the piston rod that compresses tightly the cylinder, the other end of connecting rod is articulated with the upper end of depression bar, the briquetting is connected to the lower extreme of depression bar, be equipped with the spout along length direction on the connecting rod, the upper end of adjusting the pole articulates in the spout, the relative anchor clamps mesa of lower extreme of adjusting the pole is fixed to can follow the length direction removal of connecting rod.
Preferably, still include adjustment mechanism, adjustment mechanism includes the lead screw and two backup pads that set up along the length direction interval of link, two backup pads are fixed on the anchor clamps mesa, the lead screw sets up along the length direction of link to pass two backup pads and be connected with two backup pads rotation, the lower extreme of adjusting the pole is equipped with the slider, the slider cover is established on the lead screw, with lead screw threaded connection.
Preferably, the end part of the screw rod is provided with a knob.
Preferably, the adjusting mechanism further comprises two side plates, and the two side plates are fixed on the table surface of the clamp and connected with the two supporting plates to form a frame-shaped structure.
Preferably, the adjusting mechanism further comprises at least one guide rod, the guide rod is parallel to the screw rod, and the sliding block is sleeved on the guide rod and is in sliding connection with the guide rod.
Preferably, the adjusting rod, the pressing rod and the upper end of the piston rod are of the same structure, a mounting groove is formed in the middle of the end face of the upper end of the piston rod along the axial direction, the connecting rod is arranged in the mounting groove, a pin shaft is further arranged at the upper end of the piston rod in a penetrating mode, the pin shaft is perpendicular to the connecting rod and penetrates through the connecting rod, and the pin shaft is locked through a locking bolt.
Be different from prior art's condition, the beneficial effects of the utility model are that: the connecting rod, the adjusting rod and the piston rod form a lever, relative position movement of the adjusting rod and the connecting rod is achieved, and according to the force arm balance principle, the change of the distance between the pressing block and the clamp table surface during the action of the air cylinder can be achieved, so that clamping force can be adjusted according to the adaptation of workpieces in different shapes.
Drawings
Fig. 1 is a schematic front view of a workpiece clamping force adjusting device according to an embodiment of the present invention.
Fig. 2 is a left side view schematically illustrating a workpiece clamping force adjusting device according to an embodiment of the present invention.
Fig. 3 is a right-side schematic view of the workpiece clamping force adjusting device according to the embodiment of the present invention.
Fig. 4 is a schematic top view of the workpiece clamping force adjusting device according to the embodiment of the present invention.
Fig. 5 is an axial view of the workpiece clamping force adjusting device according to the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, the workpiece clamping force adjusting device of the embodiment includes a clamp table-board 1, a compressing cylinder 2, a connecting rod 3, an adjusting rod 4, a pressing rod 5 and a pressing block 6, the compressing cylinder 2 is disposed on a side of the clamp table-board 1, the connecting rod 3 is disposed above the clamp table-board 1, one end of the connecting rod 3 is hinged to a piston rod 21 of the compressing cylinder 2, the other end of the connecting rod 3 is hinged to an upper end of the pressing rod 5, the pressing block 6 is connected to a lower end of the pressing rod 5, a sliding groove 31 is disposed on the connecting rod 3 along a length direction, an upper end of the adjusting rod 4 is hinged in the sliding groove 31, and a lower end of the adjusting rod 4 is fixed relative to the clamp table-board 1 and can move along the length direction of the connecting rod 3.
The piston rod 21 of the pressing cylinder 2 can be perpendicular to the clamp table-board 1 or form a certain angle with the clamp table-board 1.
Through the connection mode, the connecting rod 3, the adjusting rod 4 and the piston rod 21 form a lever, the upper end of the adjusting rod 4 serves as a fulcrum of the lever, a part from the fulcrum to the piston rod 21 serves as a power arm of the lever, and a part from the fulcrum to the pressing rod 5 serves as a resistance arm of the lever, according to the force arm balance principle, when the piston rod 21 moves upwards, the pressing rod 5 moves downwards, so that the pressing block 6 also moves downwards, and a workpiece located between the pressing block 6 and the clamp table board 1 is clamped. The position of the adjusting rod 4 is adjusted, so that the position of the fulcrum is changed, the distance between the pressing block 6 and the clamp table-board 1 is changed accordingly, and the clamping force can be adjusted according to the adaptation of workpieces in different shapes.
In order to facilitate the position adjustment of the adjusting rod 4, in this embodiment, the workpiece clamping force adjusting device further includes an adjusting mechanism 7, the adjusting mechanism 7 includes a screw rod 71 and two supporting plates 72 arranged at intervals along the length direction of the connecting rod 3, the two supporting plates 72 are fixed on the fixture table 1, the screw rod 71 is arranged along the length direction of the connecting rod 3 and penetrates through the two supporting plates 72 to be rotatably connected with the two supporting plates 72, a sliding block 41 is arranged at the lower end of the adjusting rod 4, and the sliding block 41 is sleeved on the screw rod 71 and is in threaded connection with the screw rod 71. When the position of the adjusting rod 4 needs to be adjusted, only the screw rod 71 needs to be rotated, the screw rod 71 does not move relative to the clamp table-board 1, and then the slide block 41 moves along the screw rod 71 along with the rotation of the screw rod 71.
Further, in order to facilitate the rotation of the screw rod 71, in the present embodiment, a knob 711 is provided at an end of the screw rod 71.
Since the supporting plate 72 is subjected to a large force, in order to enhance the structural strength, in this embodiment, the adjusting mechanism 7 further includes two side plates 73, and the two side plates 73 are fixed on the fixture table 1 and connected with the two supporting plates 72 to form a frame-shaped structure. The length of the sliding block 41 can be set to be that two ends are just contacted with the two side plates 73, and the sliding block 41 can be prevented from moving laterally when the sliding block 41 moves.
In order to move the sliding block 41 along the length direction of the connecting rod 3 when the sliding block moves, in the embodiment, the adjusting mechanism 7 further includes at least one guide rod 74, the guide rod 74 is disposed parallel to the screw rod 71, and the sliding block 41 is sleeved on the guide rod 74 and slidably connected with the guide rod 74. For example, as shown in fig. 4, two guide rods 74 are provided, and the two guide rods 74 are provided on both sides of the screw 71.
In order to facilitate the convenient detachment and articulation of the adjusting rod 4, the pressing rod 5, the piston rod 21 and the connecting rod 3, in this embodiment, the adjusting rod 4, the pressing rod 5 and the upper end of the piston rod 21 have the same structure, an installation groove 101 is axially formed in the middle of the end surface of the upper end of the piston rod 6, the connecting rod 3 is arranged in the installation groove 101, a pin shaft 102 is further arranged at the upper end of the piston rod 21 in a penetrating manner, the pin shaft 102 is perpendicular to the connecting rod 3 and penetrates through the connecting rod 3, and the pin shaft 102 is locked by a locking bolt 103.
The work clamping force adjusting device of the embodiment is used as follows:
firstly, adjusting the position of the adjusting rod 4 in the chute 31 according to the shape of the workpiece;
then starting the pressing cylinder 2 to enable the piston rod 21 to move downwards, and enabling the pressing block 6 to move upwards along with the piston rod, so that a space enough for placing a workpiece is reserved between the pressing block 6 and the table top 1 of the clamp;
and finally, a workpiece is placed between the pressing block 6 and the clamp table board 1, the pressing cylinder 2 is started to enable the piston rod 21 to move upwards, and the pressing block 6 moves downwards along with the piston rod, so that the pressing block 6 is in contact with and presses the upper surface of the workpiece, and the workpiece is clamped.
In this way, the utility model discloses a work piece clamp force adjusting device is through constituting the lever with connecting rod, regulation pole and piston rod, realizes adjusting pole and connecting rod relative position simultaneously and removes, according to the balanced principle of the arm of force, interval between briquetting and the anchor clamps mesa when can realizing the cylinder action changes to can adjust the clamp force to the work piece adaptation of different shapes.
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 (6)
1. The utility model provides a work piece clamp force adjusting device, its characterized in that includes the anchor clamps mesa, compresses tightly cylinder, connecting rod, regulation pole, depression bar and briquetting, it locates anchor clamps mesa side to compress tightly the cylinder, the connecting rod is located anchor clamps mesa top, the one end of connecting rod is articulated with the piston rod that compresses tightly the cylinder, the other end of connecting rod is articulated with the upper end of depression bar, the briquetting is connected to the lower extreme of depression bar, be equipped with the spout along length direction on the connecting rod, the upper end of adjusting the pole articulates in the spout, the lower extreme of adjusting the pole is fixed relative anchor clamps mesa to can follow the length direction removal of connecting rod.
2. The workpiece clamping force adjusting device of claim 1, further comprising an adjusting mechanism, wherein the adjusting mechanism comprises a screw rod and two supporting plates arranged at intervals along the length direction of the connecting rod, the two supporting plates are fixed on the table surface of the clamp, the screw rod is arranged along the length direction of the connecting rod and penetrates through the two supporting plates to be rotatably connected with the two supporting plates, a sliding block is arranged at the lower end of the adjusting rod, and the sliding block is sleeved on the screw rod and is in threaded connection with the screw rod.
3. The workpiece clamping force adjustment device of claim 2, wherein a knob is provided at an end of said lead screw.
4. The device of claim 2, wherein said adjustment mechanism further comprises two side plates secured to said table of said clamp and connected to said two support plates to form a frame-like structure.
5. The workpiece clamping force adjusting device of claim 2, wherein the adjusting mechanism further comprises at least one guide rod, the guide rod is arranged in parallel with the screw rod, and the sliding block is sleeved on the guide rod and is connected with the guide rod in a sliding manner.
6. The workpiece clamping force adjusting device according to any one of claims 1 to 5, wherein the adjusting rod, the pressing rod and the upper end of the piston rod have the same structure, an installation groove is axially formed in the middle of the end surface of the upper end of the piston rod, the connecting rod is arranged in the installation groove, a pin shaft is further arranged at the upper end of the piston rod in a penetrating mode, the pin shaft is perpendicular to the connecting rod and penetrates through the connecting rod, and the pin shaft is locked through a locking bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120500571.7U CN214603251U (en) | 2021-03-09 | 2021-03-09 | Workpiece clamping force adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120500571.7U CN214603251U (en) | 2021-03-09 | 2021-03-09 | Workpiece clamping force adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214603251U true CN214603251U (en) | 2021-11-05 |
Family
ID=78394024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120500571.7U Active CN214603251U (en) | 2021-03-09 | 2021-03-09 | Workpiece clamping force adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214603251U (en) |
-
2021
- 2021-03-09 CN CN202120500571.7U patent/CN214603251U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 101, Building 11, No. 333 Yijian West Road, Xinglong Town, Zhongjiang County, Deyang City, Sichuan Province, 618100 Patentee after: Sichuan Fumosi Industrial Technology Co.,Ltd. Address before: No.7, Chengji Road, Longtan Industrial Park, Chenghua District, Chengdu, Sichuan 610052 Patentee before: Chengdu fumos Industrial Technology Co.,Ltd. |
|
| CP03 | Change of name, title or address |