CN219255302U

CN219255302U - Clamp for measurement

Info

Publication number: CN219255302U
Application number: CN202222930131.2U
Authority: CN
Inventors: 杜朝彬
Original assignee: Suzhou Su Zhe Precision Mould Co ltd
Current assignee: Suzhou Su Zhe Precision Mould Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-06-27
Anticipated expiration: 2032-11-03

Abstract

The utility model discloses a clamp for measurement, which comprises a mounting shell, wherein a stabilizing block is arranged at the top of the mounting shell, a stepping motor is arranged on the right side of the mounting shell, the output end of the stepping motor penetrates through an inner cavity of the mounting shell and is provided with a screw, the right side of the surface of the screw is in threaded connection with a screw sleeve, the top of the screw sleeve is provided with a fixing rod, the top of the fixing rod penetrates through the top of the mounting shell and is fixedly connected with the bottom of the stabilizing block, a clamping plate is arranged on the inner side of the stabilizing block, a protective shell is arranged on the left side of the top of the mounting shell, an electric push rod is arranged on the left side of the inner cavity of the protective shell, and a buffer block is arranged on the right side of the electric push rod. The utility model can realize forward rotation and reverse rotation, instantaneous stop, set the frequency of the revolution, and have self-locking function, thereby avoiding reverse rotation after the stop of the stepping motor and being more convenient for clamping and fixing the workpiece.

Description

Clamp for measurement

Technical Field

The utility model relates to the technical field of clamps, in particular to a measuring clamp.

Background

The fixture is used to fix the workpiece in the machining process to take the correct position for construction or detection, and in the general sense, any process in the technological process for fast, convenient and safe installation of workpiece may be referred to as fixture.

The existing patent (bulletin number: CN 211709120U) discloses a clamp for crankshaft measurement, which comprises a bottom plate, the left and right ends of the upper end face of the bottom plate are provided with vertical plates, guide rods are arranged between the vertical plates, a first sliding seat and a second sliding seat are connected to the guide rods in a sliding manner, guide grooves are formed in the upper end faces of the first sliding seat and the second sliding seat, supporting rods are arranged above the first sliding seat and the second sliding seat, guide blocks are arranged at the lower ends of the supporting rods, the guide blocks are connected with the guide grooves in a sliding manner, fixing pieces are arranged at the rear sides of the upper end faces of the supporting rods, sliding grooves are formed in the upper end faces of the supporting rods, threaded rods are connected to the sliding grooves in a rotating manner, sliding blocks are connected to the threaded rods in a threaded manner, and the sliding blocks are connected with the sliding grooves in a sliding manner, and clamping pieces are arranged at the upper ends of the sliding blocks. The utility model has the advantages that: the novel clamp for measuring is simple in structure, convenient and flexible to use and adjustable in clamping position, the inventor finds that the following problems exist in the prior art in the process of realizing the scheme, the existing clamp for measuring is inconvenient to use, workpieces with different sizes cannot be clamped and fixed, in addition, the clamping effect is poor, the falling-off condition occurs easily in the measuring process, and the measuring data of the workpieces can be influenced.

Disclosure of Invention

The utility model aims to provide a measuring clamp, which solves the problems that the prior art is inconvenient to use, workpieces with different sizes cannot be clamped and fixed, in addition, the clamping effect is poor, the falling-off condition easily occurs in the measuring process, and the measuring data of the workpieces can be influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a measure and use anchor clamps, includes the installation shell, the steady block has been seted up at the top of installation shell, step motor is installed on the right side of installation shell, step motor's output runs through to the inner chamber of installation shell and installs the screw rod, the right side threaded connection on screw rod surface has the swivel nut, the dead lever is installed at the top of swivel nut, the top of dead lever runs through the top of installation shell and is connected fixedly with the bottom of steady block, the cardboard is installed to the inboard of steady block, the protection shell is installed in the left side at installation shell top, the electric putter is installed in the left side of protection shell inner chamber, the buffer block is installed on the right side of electric putter, compound spring is all installed to the front side and the rear side on buffer block left side, the right side of compound spring is connected fixedly with the front side and the rear side on installation shell inner chamber left side, the right side of removal post runs through the right side of protection shell and installs the guard plate.

Preferably, the right side of guard plate and the left side of cardboard all adhere to have the buffering protection pad, the material of buffering protection pad is rubber material.

Preferably, the bottom of the inner cavity of the installation shell is provided with a sliding plate, the top of the sliding plate is provided with a guide rail, the inner cavity of the guide rail is slidably connected with a guide seat, and the top of the guide seat is fixedly connected with the bottom of the screw sleeve.

Preferably, the bearings are sleeved on two sides of the screw rod, and the outer sides of the bearings are fixedly connected with two sides of the inner cavity of the installation shell.

Preferably, the right side of dead lever is provided with the guide pillar, the both sides of guide pillar are all fixed through the stopper with the both sides connection at installation shell inner chamber top, the leading to of dead lever cooperation use has all been seted up to the front side and the rear side at installation shell top.

Preferably, the front side at the top of the protective shell is provided with an access board, and the bottom of the access board is fixedly connected with the top of the protective shell through screws.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model can realize forward rotation and reverse rotation, instantaneous stop, set the frequency of the revolution, and have self-locking function, thereby avoiding reverse rotation after the stop of the stepping motor and being more convenient for clamping and fixing the workpiece.

2. According to the utility model, the bearing is arranged, so that the screw is rotated stably, the stability of the screw in rotation is improved, the problem of shaking of the screw in working and use is prevented, the phenomenon that the clamping plate and the protection plate directly collide with the surface of a workpiece is avoided through the buffer protection pad, the surface of the workpiece is protected, and the condition that the surface of the workpiece is damaged due to extrusion caused by excessive pressure is prevented.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the structure of the protective shell of the present utility model;

fig. 3 is a cross-sectional view of the mounting case structure of the present utility model.

In the figure: 1. a mounting shell; 2. a stabilizing block; 3. a stepping motor; 4. a screw; 5. a screw sleeve; 6. a fixed rod; 7. a clamping plate; 8. a protective shell; 9. a compound spring; 10. a buffer block; 11. a buffer protection pad; 12. a guide rail; 13. a guide seat; 14. an electric push rod; 15. a guide post; 16. a moving column; 17. a protection plate; 18. and (3) a sliding plate.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

It should be noted that, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an azimuth or a positional relationship based on that shown in the drawings, or that the inventive product is commonly put in place when used, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "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; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, a measuring clamp comprises a mounting shell 1, a stabilizing block 2 is arranged at the top of the mounting shell 1, a stepping motor 3 is arranged at the right side of the mounting shell 1, through the arrangement of the stepping motor 3, not only forward rotation and reverse rotation can be realized, but also instantaneous stop can be realized, the frequency of the rotation number can be set, the measuring clamp also has a self-locking function, the situation that reverse rotation occurs after the stepping motor 3 stops can not be caused, clamping and fixing are more convenient, an output end of the stepping motor 3 penetrates through an inner cavity of the mounting shell 1 and is provided with a screw 4, a threaded sleeve 5 is connected to the right side of the surface of the screw 4, a fixing rod 6 is arranged at the top of the threaded sleeve 5, the top of the fixing rod 6 penetrates through the top of the mounting shell 1 and is connected and fixed with the bottom of the stabilizing block 2, a clamping plate 7 is arranged at the inner side of the stabilizing block 2, a protecting shell 8 is arranged at the left side of the top of the mounting shell 1, an electric push rod 14 is arranged at the left side of the inner cavity of the protecting shell 8, a buffer block 10 is arranged at the right side of the electric push rod 14, a composite spring 9 is arranged at the left side of the protecting shell 10 and a composite spring 9 is arranged at the left side of the protecting shell and a protecting shell 16, and a protection post 16 is arranged at the left side of the protecting post 16 and is connected with the left side of the protecting post 16;

the right side of the protection plate 17 and the left side of the clamping plate 7 are adhered with the buffer protection pad 11, the buffer protection pad 11 is made of rubber material, and the phenomenon that the clamping plate 7, the protection plate 17 and the workpiece surface collide directly is avoided through the buffer protection pad 11, so that the workpiece surface is protected, and the condition that the workpiece surface is damaged due to extrusion caused by overlarge pressure is prevented;

a sliding plate 18 is arranged at the bottom of the inner cavity of the installation shell 1, a guide rail 12 is arranged at the top of the sliding plate 18, a guide seat 13 is slidably connected to the inner cavity of the guide rail 12, the top of the guide seat 13 is fixedly connected with the bottom of the screw sleeve 5, an operator firstly places a workpiece on the installation shell 1, then opens a stepping motor 3 through an external controller, the stepping motor 3 drives the screw sleeve 5 to move through a screw 4 and a bearing, the screw sleeve 5 drives a fixed rod 6 to move through the assistance of the guide seat 13 and the guide rail 12, the fixed rod 6 drives a clamping plate 7 to move through the assistance of a guide post 15, and the clamping plate 7 clamps the workpiece on the installation shell 1;

bearings are sleeved on two sides of the screw 4, the outer sides of the bearings are fixedly connected with two sides of the inner cavity of the installation shell 1, and the bearings are arranged to play a role in stabilizing rotation of the screw 4, so that the stability of the screw 4 in rotation is improved, and the problem that the screw 4 shakes in working and use is prevented;

the right side of the fixed rod 6 is provided with a guide post 15, both sides of the guide post 15 are connected and fixed with both sides of the top of the inner cavity of the installation shell 1 through limiting blocks, the front side and the rear side of the top of the installation shell 1 are provided with through grooves matched with the fixed rod 6, and in the protection shell 8 on the corresponding side, an electric push rod 14 is started, the electric push rod 14 drives a buffer block 10 to move through a compound spring 9, the buffer block 10 drives a protection plate 17 to move through a moving column 16, and the protection plate 17 and a clamping plate 7 on the corresponding side clamp plate clamp and fix a workpiece above the installation shell 1 in the clamping process;

the front side at the top of the protective housing 8 is provided with an access board, and the bottom of the access board is fixedly connected with the top of the protective housing 8 through a screw, and the workpiece is buffered through the arrangement of the compound spring 9, so that the clamping force is prevented from being too large, and the damage to the workpiece is prevented.

When the clamp is used, an operator firstly places a workpiece on the installation shell 1, then the stepping motor 3 is opened through the external controller, the stepping motor 3 drives the screw sleeve 5 to move through the screw rod 4 and the bearing, the screw sleeve 5 drives the fixed rod 6 to move through the assistance of the guide seat 13 and the guide rail 12, the fixed rod 6 drives the clamping plate 7 to move through the assistance of the guide post 15, the clamping plate 7 clamps the workpiece on the installation shell 1, in the protective shell 8 on the corresponding side, the electric push rod 14 is started, the electric push rod 14 drives the buffer block 10 to move through the compound spring 9, the buffer block 10 drives the protection plate 17 to move through the moving column 16, the protection plate 17 and the clamping plate 7 on the corresponding side clamp plate 7 clamp and fix the workpiece above the installation shell 1, in the clamping process, the workpiece is buffered through the setting of the compound spring 9, the damage to the workpiece is prevented from happening due to the overlarge clamping force, in addition, the phenomenon that the clamping plate 7 and the workpiece surface are directly collided is avoided through the buffer protection pad 11, the phenomenon that the clamping plate 17 and the workpiece surface are directly collided is prevented, the phenomenon that the workpiece surface is damaged due to the fact that the pressure is avoided.

The standard parts used in the application document can be purchased from the market, the standard parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, the control mode is automatically controlled by a controller, a control circuit of the controller can be realized by simple programming of a person skilled in the art, the utility model belongs to the common general knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the utility model does not explain the control mode and circuit connection in detail, the peripheral controller mentioned in the specification can play a control role for the electrical elements mentioned in the specification, and the peripheral controller is conventional known equipment.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely a preferred embodiment of the utility model, and it should be noted that, due to the limited text expressions, there is objectively no limit to the specific structure, and that, for a person skilled in the art, modifications, adaptations or variations may be made without departing from the principles of the present utility model, and the above technical features may be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims

1. The utility model provides a clamp for measurement, includes installation shell (1), its characterized in that: the utility model discloses a protection post, including installation shell (1), fixed rod (6) are installed at the top of installation shell (1), step motor (3) are installed on the right side of installation shell (1), step motor (3)'s output runs through to the inner chamber of installation shell (1) and installs screw rod (4), right side threaded connection on screw rod (4) surface has swivel nut (5), dead lever (6) are installed at the top of swivel nut (5), the top of dead lever (6) runs through the top of installation shell (1) and is connected fixedly with the bottom of stable piece (2), cardboard (7) are installed to the inboard of stable piece (2), protecting crust (8) are installed on the left side at installation shell (1) top, electric putter (14) are installed on the left side of protecting crust (8) inner chamber, buffer block (10) are installed on the right side of electric putter (14), compound spring (9) are all installed on the front side and the rear side on the left side of buffer block (10), compound spring (9) left side and the front side and the right side of installation shell (1) and right side of the inner chamber (16) are connected with each other, and protection post (16) are installed on the right side (16).

2. A measuring jig according to claim 1, wherein: the right side of guard plate (17) and the left side of cardboard (7) all adhere have buffering protection pad (11), the material of buffering protection pad (11) is rubber material.

3. A measuring jig according to claim 1, wherein: the novel screw sleeve is characterized in that a sliding plate (18) is arranged at the bottom of an inner cavity of the mounting shell (1), a guide rail (12) is arranged at the top of the sliding plate (18), a guide seat (13) is connected with the inner cavity of the guide rail (12) in a sliding mode, and the top of the guide seat (13) is fixedly connected with the bottom of the screw sleeve (5).

4. A measuring jig according to claim 1, wherein: bearings are sleeved on two sides of the screw rod (4), and the outer sides of the bearings are fixedly connected with two sides of the inner cavity of the installation shell (1).

5. A measuring jig according to claim 1, wherein: the right side of dead lever (6) is provided with guide pillar (15), the both sides of guide pillar (15) are all fixed through the both sides connection at stopper and installation shell (1) inner chamber top, the logical groove that dead lever (6) cooperation was used has all been seted up to the front side and the rear side at installation shell (1) top.

6. A measuring jig according to claim 1, wherein: the front side at the top of the protective shell (8) is provided with an access board, and the bottom of the access board is fixedly connected with the top of the protective shell (8) through screws.