CN212123037U

CN212123037U - Synchronous clamping device of hydraulic cylinder

Info

Publication number: CN212123037U
Application number: CN202022632524.6U
Authority: CN
Inventors: 许杨木
Original assignee: WEIFANG WANLONG ELECTRIC LLC
Current assignee: WEIFANG WANLONG ELECTRIC LLC
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2020-12-11
Anticipated expiration: 2030-11-16

Abstract

The utility model is suitable for the technical field of machining, and provides a hydraulic cylinder synchronous clamping device, which comprises a workbench, wherein a clamping component is arranged on the workbench; the clamping assembly comprises guide plates movably connected to two sides of the workbench, the two guide plates are fixedly connected with guide shafts, the two guide shafts respectively comprise a first horizontal shaft, a vertical shaft and a second horizontal shaft which are sequentially connected, the first horizontal shaft and the second horizontal shaft are positioned on the same side of the vertical shaft, the first horizontal shaft penetrates through the guide plates and then is fixedly connected with a clamping block, and a buffer mechanism is arranged on the clamping block; straight teeth are arranged on the second horizontal shafts, a gear is arranged between the two second horizontal shafts, and the straight teeth on the two second horizontal shafts are meshed with the gear. Therefore, the utility model discloses can effectively press from both sides tightly the cylinder body of pneumatic cylinder to for pressing from both sides tight pneumatic cylinder provides the cushioning effect, prevent that the tight strength of clamp from too big to the pneumatic cylinder injury to some extent, the realization pneumatic cylinder that can be simple and convenient synchronous clamp tightly, reduce the cost.

Description

Synchronous clamping device of hydraulic cylinder

Technical Field

The utility model relates to the technical field of machining, especially, relate to a pneumatic cylinder synchronous clamping device.

Background

In the pneumatic cylinder course of working, the cylinder body to the pneumatic cylinder needs to be pressed from both sides tightly fixedly to the convenience carries out processing operation on next step to the pneumatic cylinder, and general clamping device can make the position of pneumatic cylinder produce the skew when pressing from both sides tight operation to the pneumatic cylinder, can't guarantee that the pneumatic cylinder is in machining equipment's central point puts, can not satisfy people's user demand, consequently, it takes place to be necessary to study a kind of pneumatic cylinder clamping device and avoids pressing from both sides the situation that the in-process pneumatic cylinder produced the skew.

Patent No. CN211277523U discloses a synchronous clamping device of pneumatic cylinder, adopt and set up an auxiliary drive mechanism respectively at main drive mechanism both ends and utilize the design that main drive mechanism's first bevel gear and auxiliary drive mechanism's second bevel gear meshing are connected, make when pressing from both sides tight operation to the pneumatic cylinder, only need control power supply removal first rack can make main drive mechanism drive two auxiliary drive mechanism rotations, thereby drive the clamping mechanism realization relative movement of two mutual symmetries, two hold up the both sides of cylinder board clamp tightly at the pneumatic cylinder simultaneously, accomplish the tight operation of clamp to the pneumatic cylinder. But also have the place that is not enough, on the one hand needs multistage gear engagement transmission, increases cost input, and on the other hand does not establish buffer gear, causes the injury easily to the pneumatic cylinder body.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

To foretell defect, the utility model aims to provide a synchronous clamping device of pneumatic cylinder, its simple structure, the design is reliable, can effectively press from both sides tightly the cylinder body of pneumatic cylinder to for pressing from both sides tight pneumatic cylinder provides the cushioning effect, prevent that the tight strength of clamp from too big to the pneumatic cylinder injury to some extent, the synchronous clamp of realization pneumatic cylinder that can be simple and convenient presss from both sides tightly the reduce cost.

In order to achieve the above object, the utility model provides a hydraulic cylinder synchronous clamping device, which comprises a workbench, wherein a clamping component is arranged on the workbench; the clamping assembly comprises guide plates movably connected to two sides of the workbench, the two guide plates are fixedly connected with guide shafts, the two guide shafts comprise a first horizontal shaft, a vertical shaft and a second horizontal shaft which are sequentially connected, the first horizontal shaft and the second horizontal shaft are positioned on the same side of the vertical shaft, the first horizontal shaft penetrates through the guide plates and then is fixedly connected with a clamping block, and a buffering mechanism is arranged on the clamping block; straight teeth are arranged on the second horizontal shafts, a gear is arranged between the two second horizontal shafts, and the straight teeth on the two second horizontal shafts are meshed with the gear.

According to the utility model discloses a synchronous clamping device of pneumatic cylinder, buffer gear is including seting up a plurality of mounting grooves on clamp block surface, rigid coupling elastic element in the mounting groove, elastic element's the other end stretches out rigid coupling blotter behind the mounting groove.

According to the utility model discloses a synchronous clamping device of pneumatic cylinder, the inside driving groove that is equipped with of workstation, be equipped with the supporting seat in the middle of the upper surface of workstation, the both sides of supporting seat are equipped with the guide way.

According to the utility model discloses a synchronous clamping device of pneumatic cylinder, the shape of pressing from both sides tight piece is the arcuation.

According to the utility model discloses a synchronous clamping device of pneumatic cylinder, the blotter is the rubber pad.

According to the utility model discloses a synchronous clamping device of pneumatic cylinder, the bottom of deflector is equipped with the guard plate.

According to the utility model discloses a synchronous clamping device of pneumatic cylinder, the bottom of guard plate is equipped with the leading wheel.

According to the utility model discloses a synchronous clamping device of pneumatic cylinder, the supporting seat includes the bracing piece and is located the supporting shoe on bracing piece top.

The utility model aims to provide a hydraulic cylinder synchronous clamping device, which can play a role of buffering the clamped hydraulic cylinder by arranging a buffer mechanism, and prevent the clamping force from being too large to damage the hydraulic cylinder; through setting up guiding axle and gear, the synchronous clamp of realization pneumatic cylinder that can be simple and convenient presss from both sides tightly, the cost is reduced. To sum up, the utility model has the advantages that: simple structure, the design is reliable, can effectively press from both sides tightly to the cylinder body of pneumatic cylinder to for the tight pneumatic cylinder of clamp provides the cushioning effect, prevent that the tight strength of clamp from too big to the pneumatic cylinder injury to some extent, the realization pneumatic cylinder that can be simple and convenient presss from both sides tightly in step, reduce the cost.

Drawings

FIG. 1 is a schematic structural view of the present invention; fig. 2 is a schematic top view of the present invention; FIG. 3 is a schematic view of a damper mechanism; FIG. 4 is a schematic view of the structure of part A-A of FIG. 1; in the figure: 1-a workbench, 11-a driving groove and 12-a guide groove; 2-a support seat, 21-a support rod and 22-a support block; 31-guide plate, 311-guard plate, 312-guide wheel; 32-clamping block, 33-guide axis, 331-first horizontal axis, 332-vertical axis, 333-second horizontal axis; 34-gear, 35-buffer mechanism, 351-mounting groove, 352-elastic element, 353-buffer pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1 and 2, the utility model provides a synchronous clamping device of pneumatic cylinder, including workstation 1, be equipped with clamping component on the workstation 1.

The inside driving groove 11 that is equipped with of workstation 1, be equipped with supporting seat 2 in the middle of the upper surface of workstation 1, supporting seat 2 includes bracing piece 21 and the supporting shoe 22 that is located bracing piece 21 top, and supporting seat 2 provides the support for the pneumatic cylinder bottom, and the both sides of supporting seat 2 are equipped with guide way 12.

The clamping assembly comprises guide plates 31 movably connected to two sides of the workbench 1, the two guide plates 31 are fixedly connected with guide shafts 33, the two guide shafts 33 respectively comprise a first horizontal shaft 331, a vertical shaft 332 and a second horizontal shaft 333 which are sequentially connected, and the first horizontal shaft 331 and the second horizontal shaft 333 are positioned on the same side of the vertical shaft 332; the first horizontal shaft 331 is fixedly connected with the clamping block 32 after penetrating through the guide plate 31, and the guide plate 31 can provide guidance for the movement of the clamping block 32, so that the clamping block 32 can run more stably; the clamping block 32 is provided with a buffer mechanism 35; the second horizontal shafts 333 are positioned in the driving grooves 11, straight teeth are arranged on the second horizontal shafts 333, a gear 34 is arranged between the two second horizontal shafts 333, the straight teeth on the two second horizontal shafts 333 are meshed with the gear 34, when the gear 34 is driven to rotate by a driving part, the second horizontal shafts 333 can be driven to move in the opposite direction or in the opposite direction, so that the two guide plates 31 are driven to move in the opposite direction or in the opposite direction, so that the two clamping blocks 32 are driven to move in the opposite direction or in the opposite direction, when the two clamping blocks 32 move in the opposite direction, the hydraulic cylinder can be clamped by the clamping blocks 32, and when the two clamping blocks 32 move in the opposite direction, the clamping blocks 32 are far away from the hydraulic cylinder, so.

Preferably, the shape of pressing from both sides tight piece 32 is the arcuation, and the laminating pneumatic cylinder that the arcuation can be better has increased the area of contact who presss from both sides tight piece 32 and pneumatic cylinder, has effectively improved the tight degree of clamp of tight piece 32 to the pneumatic cylinder clamp, thereby has improved the utility model discloses an excellent in use effect.

Referring to fig. 3, the buffering mechanism 35 includes a plurality of mounting grooves 351 formed in the surface of the clamping blocks 32, an elastic element 352 is fixedly connected in the mounting groove 351, and the other end of the elastic element 352 extends out of the mounting groove 351 and then is fixedly connected with a cushion 353, in operation, when the two clamping blocks 32 move towards each other, the cushion 353 slowly abuts against the hydraulic cylinder, and along with the clamping of the two clamping blocks 32, the first elastic element 352 is compressed until the first elastic element 352 is completely compressed, so that the surface of the cushion 353 tightly contacts with the hydraulic cylinder, and the buffering mechanism 35 can play a role in buffering the clamped hydraulic cylinder, and prevent the hydraulic cylinder from being damaged due to excessive clamping force.

Preferentially, the cushion 353 is a rubber pad, the rubber pad can increase the friction force with the hydraulic cylinder on one hand, the clamping effect is improved, and on the other hand, the cushion 353 can be prevented from scratching the hydraulic cylinder.

Further, the elastic element 352 is a spring, and the spring is economical and practical.

Further, referring to fig. 4, the bottom of the guide plate 31 is provided with a protection plate 311, the protection plate 311 can improve the bottom stability of the guide plate 31, effective support is provided for the guide shaft 33 and the guide plate 31, the protection plate 311 is located in the guide groove 12 and horizontally placed, the upper surface of the protection plate 311 is flush with the upper surface of the workbench 1, so that the gap of the guide groove 12 can be filled, the lower surface of the protection plate 311 is in a concave shape, and is matched with the cross section of the guide groove 12, and the protection plate 311 in the concave shape can improve the stability of the guide plate 31.

Further, in order to reduce the frictional force of guard plate 311 and guide way 12, improve the utility model discloses an operating efficiency, the bottom of guard plate 311 is equipped with leading wheel 312, and leading wheel 312 can slide at guide way 12, and more smooth, more steady when leading wheel 312 can make the motion of deflector 31.

The utility model discloses a theory of operation is: when the cylinder body of the hydraulic cylinder needs to be machined, the hydraulic cylinder needs to be clamped and fixed, at the moment, the gear 34 is driven to rotate by the driving part to drive the two second horizontal shafts 333 to move oppositely or oppositely, the two second horizontal shafts 333 drive the two guide shafts 33 to move, the two guide shafts 33 drive the two guide plates 31 to move oppositely or oppositely, and meanwhile, the two clamping blocks 32 move oppositely or oppositely, when the two clamping blocks 32 move oppositely, the cushion 353 on the clamping block 32 is slowly abutted to the hydraulic cylinder, the first elastic element 352 is compressed along with the clamping of the two clamping blocks 32 until the first elastic element 352 is completely compressed, so that the surface of the cushion 353 is tightly contacted with the hydraulic cylinder, the buffer mechanism 35 can play a buffer role in buffering the clamped hydraulic cylinder, and the hydraulic cylinder is prevented from being damaged by overlarge clamping force; when the two gripper blocks 32 move in opposite directions, the gripper blocks 32 move away from the hydraulic cylinder, releasing the hydraulic cylinder.

In summary, the utility model can buffer the clamped hydraulic cylinder by arranging the buffer mechanism, and prevent the clamping force from damaging the hydraulic cylinder; through setting up guiding axle and gear, the synchronous clamp of realization pneumatic cylinder that can be simple and convenient presss from both sides tightly, the cost is reduced. The utility model has the advantages that: simple structure, the design is reliable, can effectively press from both sides tightly to the cylinder body of pneumatic cylinder to for the tight pneumatic cylinder of clamp provides the cushioning effect, prevent that the tight strength of clamp from too big to the pneumatic cylinder injury to some extent, the realization pneumatic cylinder that can be simple and convenient presss from both sides tightly in step, reduce the cost.

Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.

Claims

1. The synchronous clamping device for the hydraulic cylinder is characterized by comprising a workbench, wherein a clamping assembly is arranged on the workbench;

the clamping assembly comprises guide plates movably connected to two sides of the workbench, the two guide plates are fixedly connected with guide shafts, the two guide shafts comprise a first horizontal shaft, a vertical shaft and a second horizontal shaft which are sequentially connected, the first horizontal shaft and the second horizontal shaft are positioned on the same side of the vertical shaft, the first horizontal shaft penetrates through the guide plates and then is fixedly connected with a clamping block, and a buffering mechanism is arranged on the clamping block; straight teeth are arranged on the second horizontal shafts, a gear is arranged between the two second horizontal shafts, and the straight teeth on the two second horizontal shafts are meshed with the gear.

2. The clamping apparatus of claim 1, wherein the damping mechanism comprises a plurality of mounting grooves formed on the surface of the clamping block, an elastic member is fixedly secured in the mounting grooves, and the other end of the elastic member extends out of the mounting grooves and is fixedly secured to the cushion pad.

3. The synchronous clamping device of claim 1, wherein the worktable has a driving groove therein, the worktable has a supporting base at the middle of the upper surface thereof, and the supporting base has guide grooves at both sides thereof.

4. The synchronized gripping apparatus of hydraulic cylinders of claim 1, wherein the gripping blocks are arcuate in shape.

5. The synchronized gripping apparatus of claim 2, wherein said cushion is a rubber pad.

6. The hydraulic cylinder synchronized gripping apparatus of claim 1, wherein the bottom of the guiding plate is provided with a protection plate.

7. The hydraulic cylinder synchronized gripping apparatus of claim 6, wherein the bottom end of the protection plate is provided with a guide wheel.

8. The clamping apparatus of claim 3, wherein said supporting base comprises a supporting rod and a supporting block at the top end of said supporting rod.