CN214350913U

CN214350913U - Machining rocker arm type clamp device

Info

Publication number: CN214350913U
Application number: CN202120075149.1U
Authority: CN
Inventors: 姚亚萍
Original assignee: Gansu Agricultural University
Current assignee: Gansu Agricultural University
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-10-08
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a machine tooling rocking arm formula fixture device, including installation storehouse, mounting groove and installation piece, the primary shaft holds is installed to the inside bottom in installation storehouse, and the internally mounted of primary shaft holds has the threaded rod, first helical gear is installed in the outside of threaded rod, and the outside screw thread of threaded rod installs two sets of screwed pipes, the top of installation storehouse one end is provided with the opening, the screwed pipe all installs solid fixed splint near the one end of opening. The utility model discloses install threaded rod, screwed pipe, connecting block, solid fixed splint, clockwise rotation threaded rod can make two sets of screwed pipes pass through the screw and remove to the intermediate position department of threaded rod simultaneously, and the screwed pipe drives solid fixed splint and removes together, two sets of solid fixed splint centre gripping work pieces of accessible, and solid fixed splint are great with the area of contact of work piece, and is better to the centre gripping effect of work piece, and the controllability of device is stronger, can be used for the work piece of the different specifications of centre gripping, and the suitability of device is stronger.

Description

Machining rocker arm type clamp device

Technical Field

The utility model relates to a machine tooling anchor clamps technical field specifically is a machine tooling rocking arm formula fixture device.

Background

Machining, which is short for machining, refers to a machining process for removing materials through mechanical precision machining, and is used for manufacturing workpieces of various shapes and specifications.

When the existing machining rocker arm type clamp is used, the clamp plate rotates and is close to a workpiece by rotating the rocker arm, so that the workpiece can be clamped, the rotating angle of the clamp plate is small, the adjustable range is small, and the clamp can only be used for clamping workpieces with fixed sizes and cannot be suitable for workpieces with different specifications; the workpiece is clamped by rotating the clamping plate, so that the contact area between the clamping plate and the workpiece is greatly reduced, and the clamping effect of the clamp is greatly reduced; meanwhile, after the existing machining rocker arm type clamp clamps a workpiece, a rocker arm of the existing machining rocker arm type clamp is easily influenced by external force to rotate, so that a clamping plate is easily loosened, and the clamping effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a machine tooling rocking arm formula fixture device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a machining rocker arm type clamp device comprises a mounting bin, a mounting groove and a mounting block, wherein a first bearing is mounted at the bottom inside the mounting bin, a threaded rod is mounted inside the first bearing, a first helical gear is mounted on the outer side of the threaded rod, two groups of threaded pipes are mounted on the outer side of the threaded rod in a threaded manner, an opening is formed in the top of one end of the mounting bin, fixing clamp plates are mounted at the ends, close to the opening, of the threaded pipes, the fixing clamp plates penetrate through the opening and extend to the outside of the mounting bin, a mounting block is mounted at the end, far away from the opening, of the mounting bin, a mounting groove is formed in the middle position of the mounting block, far away from one end of the mounting bin, a fixing plate is mounted at the top of the mounting block, a second chute is formed in the bottom of the fixing plate, a connecting plate is mounted on the second chute through a sliding block, and a third bearing is mounted at the bottom of the connecting plate, and a second rotating rod is arranged in the third bearing, and an L-shaped inserted rod is arranged on the outer side of the second rotating rod.

Preferably, the inside one end that is close to the installation storehouse of mounting groove installs the second bearing, and the internally mounted of second bearing has the first bull stick that extends to the installation storehouse inside, the one end that the fixed plate was kept away from to first bull stick is installed with the second helical gear of first helical gear meshing, and the marginal position department that first bull stick is close to fixed plate one end is provided with the jack.

Preferably, the mounting panel is installed to the bottom of third bearing, and the mounting panel is close to the one end of installation piece and installs reset spring, reset spring keeps away from the one end of mounting panel and is connected with the installation piece.

Preferably, the rocker arm is installed to the one end that the installation piece was kept away from to the second bull stick, and the sponge cover is installed to the outside of rocker arm.

Preferably, the outer sides of the threaded rods are symmetrically provided with threads in opposite directions.

Preferably, the inside top that is close to installation piece one end of installation storehouse is provided with two sets of first spouts, and first spout all installs the connecting block through the slider, the one end that first spout was kept away from to the connecting block all with screwed pipe connection.

Preferably, an anti-rust layer is arranged on the outer side of the return spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the machining rocker arm type clamp device is provided with a threaded rod, threaded pipes, a connecting block and a fixed clamping plate, the threaded rod is rotated clockwise, two groups of threaded pipes can move to the middle position of the threaded rod through threads at the same time, the threaded pipes drive the fixed clamping plate to move together, a workpiece can be clamped by the two groups of fixed clamping plates, the contact area between the fixed clamping plates and the workpiece is large, the clamping effect on the workpiece is good, the device is high in adjustability, can be used for clamping workpieces of different specifications, and is high in applicability;

2. when the machining rocker arm type clamp device is used, the thread of the threaded pipe is arranged on the outer side of the threaded rod, and when the fixed clamp plate is subjected to external force, the threaded pipe can be locked through the thread between the threaded rod and the threaded pipe, so that the threaded pipe cannot move due to the stress of the fixed clamp plate, a workpiece can be clamped firmly, and the fixing effect of the device is better;

3. this machine tooling rocking arm formula fixture device installs L type inserted bar, reset spring, third bearing, mounting panel and second bull stick, when the stop rotation rocking arm, reset spring promotes the mounting panel and removes, and the mounting panel drives the third bearing and removes for L type inserted bar is taken out from jack inside, even the rocking arm receives external force to continue to rotate, also can not continue to drive first bull stick and rotate, thereby can prevent that the threaded rod from rotating, makes the device be difficult for receiving the influence of external force, and the stability of device is better.

Drawings

Fig. 1 is a schematic front sectional view of the present invention;

fig. 2 is a schematic front view of the present invention;

fig. 3 is a schematic side view of the first rotating rod of the present invention.

In the figure: 1. installing a bin; 2. a first bearing; 3. a threaded rod; 4. a first helical gear; 5. a second helical gear; 6. a port; 7. a threaded pipe; 8. connecting blocks; 9. fixing the clamping plate; 10. a first chute; 11. a jack; 12. mounting grooves; 13. an L-shaped inserted link; 14. a fixing plate; 15. a second chute; 16. a connecting plate; 17. a first rotating lever; 18. a second bearing; 19. a return spring; 20. a third bearing; 21. mounting a plate; 22. a second rotating rod; 23. a rocker arm; 24. and (7) installing the block.

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. 1-3, the present invention provides an embodiment: a machined rocker arm type fixture device comprises a mounting bin 1, a mounting groove 12 and a mounting block 24, wherein a first bearing 2 is mounted at the bottom inside the mounting bin 1, a threaded rod 3 is mounted inside the first bearing 2, a first helical gear 4 is mounted on the outer side of the threaded rod 3, two groups of threaded pipes 7 are mounted on the outer side of the threaded rod 3 in a threaded manner, a through hole 6 is formed in the top of one end of the mounting bin 1, fixed clamping plates 9 are mounted at the ends, close to the through hole 6, of the threaded pipes 7, the fixed clamping plates 9 penetrate through the through hole 6 and extend to the outside of the mounting bin 1, the mounting block 24 is mounted at the end, far away from the through hole 6, of the mounting bin 1, the mounting groove 12 is formed in the middle position of one end, far away from the mounting bin 1, of the mounting block 24, a fixing plate 14 is mounted at the top of one end, far away from the mounting bin 1, of the mounting block 24, a second chute 15 is provided with a connecting plate 16 through a sliding block, and a third bearing 20 is installed at the bottom of the connecting plate 16, a second rotating rod 22 is installed inside the third bearing 20, and an L-shaped inserting rod 13 is installed outside the second rotating rod 22.

In this implementation:

further, the inside one end that is close to installation storehouse 1 of mounting groove 12 installs second bearing 18, and the internally mounted of second bearing 18 has the first bull stick 17 that extends to installation storehouse 1 inside, the one end that fixed plate 14 was kept away from to first bull stick 17 is installed with the second helical gear 5 of first helical gear 4 meshing, and the marginal position department that first bull stick 17 is close to fixed plate 14 one end is provided with jack 11, insert inside jack 11 with L type inserted bar 13, then anticlockwise rotation second bull stick 22, can grasp the work piece through two sets of fixed splint 9.

Further, mounting panel 21 is installed to third bearing 20's bottom, and mounting panel 21 installs reset spring 19 near the one end of installation piece 24, reset spring 19 keeps away from the one end of mounting panel 21 and is connected with installation piece 24, when stopping to rotate rocking arm 23, reset spring 19 promotes mounting panel 21 and removes, mounting panel 21 drives third bearing 20 and removes, make L type inserted bar 13 take out from jack 11 is inside, even rocking arm 23 receives external force to continue to rotate, also can not continue to drive first bull stick 17 and rotate, thereby can prevent that threaded rod 3 from rotating, make the device be difficult for receiving the influence of external force, the stability of device is better.

Furthermore, a rocker arm 23 is installed at one end of the second rotating rod 22 far from the installation block 24, and a sponge sleeve is installed on the outer side of the rocker arm 23, so that the second rotating rod 22 can be rotated conveniently.

Further, the outer sides of the threaded rods 3 are symmetrically provided with threads in opposite directions, so that the two groups of threaded pipes 7 on the outer sides of the threaded rods 3 can move towards the two ends of the threaded rods 3 or towards the middle position of the threaded rods 3 simultaneously through the threads.

Further, the top that installation storehouse 1 is inside to be close to 24 one ends of installation piece is provided with two sets of first spouts 10, and first spout 10 all installs connecting block 8 through the slider, and the one end that first spout 10 was kept away from to connecting block 8 all is connected with screwed pipe 7, and is spacing to screwed pipe 7 through connecting block 8, can prevent that screwed pipe 7 from following threaded rod 3 and rotating together.

Furthermore, an anti-rust layer is arranged on the outer side of the return spring 19, so that the service life of the return spring 19 is prolonged.

The working principle is as follows:

when a workpiece needs to be clamped, a worker can place the workpiece between the two groups of fixed clamping plates 9, then the worker can push the second rotating rod 22 through the rocker arm 23, so that the second rotating rod 22 pushes the third bearing 20, the third bearing 20 drives the connecting plate 16 to slide on the second sliding groove 15, the third bearing 20 drives the mounting plate 21 to move together, the mounting plate 21 compresses the return spring 19, the second rotating rod 22 drives the L-shaped inserting rod 13 to move together, and the L-shaped inserting rod 13 can be inserted into the inserting hole 11;

when a workpiece is clamped, a worker can rotate the second rotating rod 22 counterclockwise, the second rotating rod 22 drives the first rotating rod 17 to rotate counterclockwise through the L-shaped inserting rod 13, the first rotating rod 17 drives the second helical gear 5 to rotate counterclockwise, the second helical gear 5 drives the threaded rod 3 to rotate clockwise through the first helical gear 4, two groups of threaded pipes 7 on the outer side of the threaded rod 3 are limited by the connecting block 8, so that the threaded pipes 7 cannot rotate along with the threaded rod 3, the two groups of threaded pipes 7 can only move to the middle position of the threaded rod 3 through threads at the same time, the threaded pipes 7 drive the connecting block 8 to slide linearly on the first sliding groove 10, the threaded pipes 7 drive the fixed clamping plates 9 to move together, the two groups of fixed clamping plates 9 can be tightly attached to the outer side of the workpiece, and the workpiece can be clamped through the two groups of fixed clamping plates 9;

after the centre gripping, the workman can loosen rocking arm 23, reset spring 19's elastic action makes its promotion mounting panel 21 remove and resets, mounting panel 21 drives third bearing 20 and removes and resets, third bearing 20 drives second bull stick 22 and removes together, second bull stick 22 drives L type inserted bar 13 and removes and resets, make L type inserted bar 13 take out from jack 11 is inside, make second bull stick 22 can not drive first bull stick 17 through L type inserted bar 13 again and rotate, even rocking arm 23 receives external force and continues to rotate, also can not cause the influence to the centre gripping of work piece, the stability of device is better.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a machine tooling rocking arm formula fixture device, includes installation storehouse, mounting groove and installation piece, its characterized in that: a first bearing is arranged at the bottom inside the mounting bin, a threaded rod is arranged inside the first bearing, a first helical gear is arranged outside the threaded rod, and two groups of threaded pipes are arranged on the outer side of the threaded rod in a threaded manner, a through opening is arranged at the top of one end of the mounting bin, the end of the threaded pipe close to the through opening is provided with a fixed clamping plate which passes through the through opening and extends to the outside of the installation bin, the end of the installation bin far away from the through opening is provided with an installation block, and the middle position of one end of the mounting block far away from the mounting bin is provided with a mounting groove, the top of one end of the mounting block far away from the mounting bin is provided with a fixing plate, and the bottom of the fixed plate is provided with a second chute which is provided with a connecting plate through a slide block, and the bottom of connecting plate installs the third bearing, the internally mounted of third bearing has the second bull stick, and the outside of second bull stick installs L type inserted bar.

2. A machined rocker arm fixture apparatus as set forth in claim 1 wherein: the mounting groove is inside to be close to the one end in installation storehouse and to install the second bearing, and the internally mounted of second bearing has the first bull stick that extends to the installation storehouse inside, the one end that fixed plate was kept away from to first bull stick is installed with the second helical gear of first helical gear meshing, and the border position department that first bull stick is close to fixed plate one end is provided with the jack.

3. A machined rocker arm fixture apparatus as set forth in claim 1 wherein: the mounting panel is installed to the bottom of third bearing, and the mounting panel is close to the one end of installation piece and installs reset spring, reset spring keeps away from the one end of mounting panel and is connected with the installation piece.

4. A machined rocker arm fixture apparatus as set forth in claim 1 wherein: the rocking arm is installed to the one end that the installation piece was kept away from to the second bull stick, and the sponge cover is installed in the outside of rocking arm.

5. A machined rocker arm fixture apparatus as set forth in claim 1 wherein: and the outer sides of the threaded rods are symmetrically provided with threads in opposite directions.

6. A machined rocker arm fixture apparatus as set forth in claim 1 wherein: the inside top that is close to installation piece one end in installation storehouse is provided with two sets of first spouts, and first spout all installs the connecting block through the slider, the one end that first spout was kept away from to the connecting block all with screwed pipe connection.

7. A machined rocker arm fixture apparatus as set forth in claim 3 wherein: and an anti-rust layer is arranged on the outer side of the return spring.