CN220807010U - Clamping fixture - Google Patents

Abstract

The application relates to the field of workpiece appearance inspection, and particularly provides a clamping jig which comprises a bottom plate, wherein the bottom plate is provided with a first side and a second side which are opposite, and the clamping jig further comprises a first positioning assembly, a second positioning assembly and a limiting assembly. The first positioning component is selectively connected to the first side in a sliding manner along a first direction, the second positioning component is arranged opposite to the first positioning component, and the second positioning component is matched with the first positioning component and used for supporting the workpiece and clamping the workpiece along the first direction. The limiting assembly is arranged on the first side and located between the first locating assembly and the second locating assembly along the first direction, and the limiting assembly is used for supporting a workpiece. The user adjusts the contained angle of bottom plate and placing surface according to the type of work piece in advance, then with the work piece location can inspect the work piece outward appearance, and inspection work piece outward appearance is simple and convenient, is favorable to promoting inspection work piece outward appearance efficiency.

Description

Clamping fixture

Technical Field

The application relates to the field of workpiece appearance inspection, in particular to a clamping jig.

Background

Before working procedures such as machining, assembling and packing are carried out on the workpiece, the appearance of the workpiece can be checked according to requirements, so that whether the workpiece is damaged or not or whether other defects exist on the workpiece is confirmed, in the related art, the process of fixing the clamping jig and disassembling the workpiece is complicated, and the efficiency of checking the appearance of the workpiece by a user is affected.

Disclosure of utility model

In view of the foregoing, it is necessary to provide a clamping fixture capable of improving the efficiency of inspecting the appearance of a workpiece.

The embodiment of the application provides a clamping jig which comprises a bottom plate, wherein the bottom plate is provided with a first side and a second side which are opposite, and the clamping jig further comprises a first positioning assembly, a second positioning assembly and a limiting assembly. The first positioning component is selectively connected to the first side in a sliding manner along a first direction, the second positioning component is arranged opposite to the first positioning component, and the second positioning component is matched with the first positioning component and used for supporting a workpiece and clamping the workpiece along the first direction. The limiting assembly is arranged on the first side and located between the first positioning assembly and the second positioning assembly along the first direction, and the limiting assembly is used for supporting the workpiece. The base is selectively rotatably coupled to the second side.

In the clamping jig of the above embodiment, the base is placed on the placing surface, the placing surface is the surface of the ground or the surface of the workbench, and the base is selectively connected with the second side in a rotating manner, so that the included angle between the bottom plate and the ground or between the bottom plate and the surface of the workbench can be adjusted, and the appearance of the workpiece can be checked by a user conveniently. The first positioning component and the second positioning component can support the workpiece, the workpiece is prevented from moving towards the direction close to the bottom plate, the limiting component supports the workpiece, the included angle between the bottom plate and the placing surface is reduced to be too large, and the workpiece is caused to slide. The first positioning component and the second positioning component are used for clamping two opposite sides of a workpiece, so that the workpiece is fixed in position, and a user can keep the workpiece stable when checking the workpiece. The user adjusts the contained angle of bottom plate and placing surface according to the type of work piece in advance, then with the work piece location can inspect the work piece outward appearance, and inspection work piece outward appearance is simple and convenient, is favorable to promoting inspection work piece outward appearance efficiency.

In at least one embodiment, the first positioning component comprises a first positioning portion and a first clamping portion. The first positioning part is selectively connected with the first side in a sliding way along a first direction, and the first positioning part is used for supporting the workpiece in a matched mode with the second positioning component. The first clamping part is arranged on the first positioning part and matched with the second positioning assembly to clamp the workpiece.

In the clamping jig of the embodiment, the workpiece can be supported by matching the first positioning part with the second positioning component, and the movement of the workpiece towards the bottom plate is blocked. The first clamping part is matched with the second positioning assembly to clamp the workpiece, so that the workpiece is kept stable. So that the user can check the appearance of the workpiece.

In at least one embodiment, the bottom plate is provided with a first chute extending along a first direction, and the first positioning portion includes a first slider, a first limiting member and a first elastic member. The first sliding block is in sliding connection with the first sliding groove, the first sliding block is matched with the second positioning assembly to support the workpiece, and the first sliding block is provided with a first mounting groove. The first limiting part is positioned on the second side, penetrates through the first sliding groove and is positioned in the first mounting groove. The first elastic piece is located in the first mounting groove and is configured to apply elastic force to the first limiting piece so that the limiting piece abuts against the second side to limit the first sliding block to slide.

In the clamping jig of the above embodiment, the first slider is slidably connected with the first chute, so as to adjust the position of the first positioning component, and the first elastic member applies an elastic force to the first limiting member, so that the first limiting member abuts against the second side, thereby limiting the first slider to slide. When the position of the first sliding block needs to be adjusted, the first limiting piece can move relative to the first mounting groove, so that the first limiting piece is separated from the second side, and the limiting of the first sliding block is released. The mode of adjusting the first positioning part is simple and quick.

In at least one embodiment, the first clamping portion includes a connecting frame, a compression bar, and a lateral pressure elastic member. The connecting frame is arranged on the first positioning part. The pressing rod is connected with the connecting frame and extends along a first direction, and is used for being matched with the second positioning assembly to clamp the workpiece. The side pressure elastic piece is arranged on the pressure rod and applies elastic force towards the second positioning component to the pressure rod.

In the clamping jig of the above embodiment, the connecting frame is provided to mount the pressing rod and the side pressing elastic member, the side pressing elastic member applies an elastic force to the pressing rod toward the workpiece, and the pressing rod contacts with the workpiece to cooperate with the second positioning assembly to clamp the workpiece. The elastic force is applied to the pressing rod through the side pressing elastic piece, so that the effect of clamping the workpiece by the pressing rod can be improved. The depression bar extends along first direction, and the depression bar is used for the contact surface of centre gripping work piece little, can reduce the depression bar and shelter from the area of work piece to the visual inspection of being convenient for, in addition, because the shape of different grade type work piece is different, the face that work piece and depression bar contacted has the condition such as cambered surface, convex surface, and the depression bar is little with the area of contact of work piece, can promote application scope.

In at least one embodiment, the second positioning assembly is selectively slidably coupled to the first side in a second direction that is perpendicular to the first direction.

In the clamping jig of the above embodiment, the second positioning component can adjust the position along the second direction, so that the position of the second positioning component can be correspondingly adjusted according to workpieces with different sizes, and the second positioning component and the first positioning component can be matched to clamp the workpieces.

In at least one embodiment, the second positioning assembly includes a second positioning portion and a positioning pin. The second positioning part is arranged on the first side and is used for being matched with the first positioning component to support the workpiece. The locating pin set up in the second location portion, the locating pin with first location subassembly cooperation, centre gripping the work piece.

In the clamping jig of the embodiment, the workpiece is supported by the second positioning part, and the workpiece can be kept stable by clamping the workpiece by the positioning pin. The side of locating pin is the cambered surface to the area of contact of locating pin and work piece is little, so that promotes the precision of inspection work piece outward appearance, and promotes application scope.

In at least one embodiment, the spacing assembly is selectively slidably coupled to the base plate in a first direction.

In the clamping jig of the embodiment, the position of the limiting assembly relative to the bottom plate is adjusted in the first direction so as to match with different types of workpieces.

In at least one embodiment, the stop assembly includes a stop block located on a first side, the stop block having a contact surface for contacting the workpiece, the contact surface gradually decreasing in width along a first direction toward a side proximate the first positioning assembly along a second direction, the second direction being perpendicular to the first direction.

In the clamping jig of the embodiment, the contact area between the workpiece and the contact surface is small, so that different types of workpieces can be supported conveniently, the area of the workpiece shielded by the limiting block is reduced, and the appearance of the workpiece can be checked conveniently by a user.

In at least one embodiment, the base includes a first bracket including a first upper bracket, a first lower bracket, and a first adjustment member. The first upper frame is connected with the second side. The first lower frame is rotatably connected with the first upper frame, and the rotation axis of the first upper frame is parallel to the first direction. The first adjusting piece is connected with the first upper frame and the first lower frame so as to limit the relative rotation of the first upper frame and the first lower frame.

In the clamping jig of the embodiment, when the first adjusting piece is connected with the first upper frame and the first lower frame, the relative angle between the first upper frame and the first lower frame can be limited, so that the first bracket is fixed with the bottom plate, the bottom plate and the placing surface are conveniently kept fixed, and the appearance of the workpiece is conveniently checked by a user.

In at least one embodiment, the base further comprises a second bracket comprising a second upper bracket, a second lower bracket, and a second adjustment member. The second upper frame is fixedly connected with one side, far away from the first upper frame, of the first lower frame. The second lower frame is rotatably connected with the second upper frame, and the rotation axis of the second upper frame is perpendicular to the first direction. The second adjusting piece is connected with the second upper frame and the second lower frame so as to limit the relative angle between the second upper frame and the second lower frame.

In the clamping jig of the above embodiment, since the rotation axis of the first upper frame is parallel to the first direction, and the rotation axis of the second upper frame is perpendicular to the first direction, the bottom plate can be adjusted in multiple directions by arranging the first bracket and the second bracket, the flexibility of the bottom plate is improved, and the appearance of the workpiece is convenient to check.

In the clamping jig, the workpiece can be supported and clamped by the first positioning assembly, the second positioning assembly and the limiting assembly, so that a user can check the appearance of the workpiece conveniently. Through adjusting the bottom plate with place the contained angle of face, can control the contained angle of work piece and house face, second locating component can follow the second direction and slide, spacing subassembly slides along first direction to be suitable for the work piece of different grade type. The clamping jig has wide application range.

Drawings

Fig. 1 is a perspective view of a fixture according to an embodiment of the present application.

Fig. 2 is a perspective view of a fixture and a workpiece according to an embodiment of the present application.

Fig. 3 is a perspective view of the clamping jig and the workpiece of another angle in fig. 2.

Fig. 4 is a perspective view of the first positioning assembly of fig. 1.

Fig. 5 is a cross-sectional perspective view of the first positioning portion or the second positioning portion of fig. 1.

Fig. 6 is a perspective view of the second positioning assembly of fig. 1.

Fig. 7 is a perspective view of the spacing assembly of fig. 1.

Description of the main reference signs

Clamping jig 100

Base plate 10

First side 11

Second side 12

First chute 13

Second chute 14

Third chute 15

First positioning assembly 20

First positioning portion 21

First slider 211

First block 2111

First slider 2112

First support 2113

First mounting groove 2114

First constricted portion 21141

First flared portion 21142

First limiting member 212

First baffle 2121

First link 2122

First button 2123

First elastic member 213

First clamping portion 22

Connecting frame 221

Guide groove 2211

Compression bar 222

Side pressure elastic member 223

Buffer block 224

Second positioning assembly 30

Second positioning portion 31

Second slider 311

Second block 3111

Second slider 3112

Second support 3113

Second mounting slot 3114

Second constriction 31141

Second expansion part 31142

Second limiting member 312

Second flap 3121

Second link 3122

Second button 3123

Second elastic member 313

Locating pin 32

Limiting assembly 40

Limiting block 41

Contact surface 411

Fixing member 42

Base 50

First support 51

First upper rack 511

First lower frame 512

First adjusting member 513

Second bracket 52

Second upper frame 521

Second lower frame 522

Second adjusting piece 523

Placement surface S

Workpiece 200

First direction X

Second direction Y

Third direction Z

Detailed Description

The following description of the technical solutions according to the embodiments of the present application will be given with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments.

It is noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed" on another element, it can be directly on the other element or intervening elements may also be present.

When two elements (planes, lines) are arranged in parallel, it is understood that the relationship between the two elements includes both parallel and substantially parallel. Wherein substantially parallel is understood to mean that there may be an angle between the two elements that is greater than 0 deg. and less than or equal to 10 deg..

When two elements (planes, lines) are disposed vertically, it is understood that the relationship between the two elements includes both vertically and generally vertically. Wherein substantially perpendicular is understood to mean that the angle between the two elements is greater than or equal to 80 deg. and less than 90 deg..

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

Some embodiments of the application provide a clamping jig, which comprises a bottom plate, wherein the bottom plate is provided with a first side and a second side which are opposite, and the clamping jig further comprises a first positioning assembly, a second positioning assembly and a limiting assembly. The first positioning component is selectively connected to the first side in a sliding manner along a first direction, the second positioning component is arranged opposite to the first positioning component, and the second positioning component is matched with the first positioning component and used for supporting a workpiece and clamping the workpiece along the first direction. The limiting assembly is arranged on the first side and located between the first positioning assembly and the second positioning assembly along the first direction, and the limiting assembly is used for supporting the workpiece. The base is selectively rotatably coupled to the second side.

In the clamping jig of the above embodiment, the base is placed on the placing surface, the placing surface is the surface of the ground or the surface of the workbench, and the base is selectively connected with the second side in a rotating manner, so that the included angle between the bottom plate and the ground or between the bottom plate and the surface of the workbench can be adjusted, and the appearance of the workpiece can be checked by a user conveniently. The first positioning component and the second positioning component can support the workpiece, the workpiece is prevented from moving towards the direction close to the bottom plate, the limiting component supports the workpiece, the included angle between the bottom plate and the placing surface is reduced to be too large, and the workpiece is caused to slide. The first positioning component and the second positioning component are used for clamping two opposite sides of a workpiece, so that the workpiece is fixed in position, and a user can keep the workpiece stable when checking the workpiece. The user adjusts the contained angle of bottom plate and placing surface according to the type of work piece in advance, then with the work piece location can inspect the work piece outward appearance, and inspection work piece outward appearance is simple and convenient, is favorable to promoting inspection work piece outward appearance efficiency.

Some embodiments of the present application will be described below with reference to the accompanying drawings. The embodiments described below and features of the embodiments may be combined with each other without conflict.

Referring to fig. 1 and 2, an embodiment of the present application provides a clamping fixture 100, wherein the clamping fixture 100 is used for positioning a workpiece 200, so that a user can check the appearance of the workpiece 200, and the workpiece 200 can be classified as good or bad according to the appearance of the workpiece 200, or the workpiece 200 can be classified according to the appearance of the workpiece 200.

The clamping fixture 100 comprises a bottom plate 10, a first positioning component 20, a second positioning component 30, a limiting component 40 and a base 50. The base plate 10 has a first side 11 and a second side 12 opposite to each other, and the first positioning assembly 20 is selectively slidably connected to the first side 11 along a first direction X. The second positioning assembly 30 is disposed opposite to the first positioning assembly 20, and the second positioning assembly 30 cooperates with the first positioning assembly 20 to support the workpiece 200 and clamp the workpiece 200 along the first direction X. The limiting component 40 is disposed on the first side 11, and along the first direction X, the limiting component 40 is located between the first positioning component 20 and the second positioning component 30, and the limiting component 40 is used for supporting the workpiece 200. The base 50 is selectively rotatably coupled to the second side 12.

The base 50 is placed on a placement surface S, where the placement surface S is a surface of a floor or a table, and the base 50 is selectively rotatably connected to the second side 12, so that an angle between the bottom plate 10 and the floor or between the bottom plate 10 and the surface of the table can be adjusted, thereby facilitating the user to inspect the appearance of the workpiece 200. The first positioning component 20 and the second positioning component 30 can support the workpiece 200, prevent the workpiece 200 from moving towards the direction close to the bottom plate 10, and the limiting component 40 supports the workpiece 200, so that the occurrence of the condition that the workpiece 200 slides down due to overlarge included angle between the bottom plate 10 and the placing surface S is reduced. The workpiece 200 is fixed by clamping opposite sides of the workpiece 200 by the first positioning assembly 20 and the second positioning assembly 30, and a user can keep the workpiece 200 stable while checking the workpiece 200. The user adjusts the included angle between the bottom plate 10 and the placing surface S in advance according to the type of the workpiece 200, then the workpiece 200 is positioned, the appearance of the workpiece 200 can be checked, the appearance of the workpiece 200 is checked simply and conveniently, and the appearance efficiency of the workpiece 200 is improved.

In order to more clearly describe the technical solution of the embodiments of the present application, a coordinate system is established in fig. 1, and the following description of each azimuth of the clamping jig 100 is performed based on the coordinate system, referring to fig. 1, the X axis is a first direction X, and the length direction of the base plate 10 extends along the X axis. The Y axis is the second direction Y, and the width direction of the bottom plate 10 extends along the Y axis. The Z axis is perpendicular to a plane formed by the X axis and the Y axis, and the thickness direction of the base plate 10 extends along the Z axis.

It should be noted that the coordinate system is a coordinate system with respect to the base plate 10, that is, when the position of the base plate 10 is changed, the coordinate system is correspondingly changed. For example, when the base plate 10 is parallel to the placement surface S, the X-axis and the Y-axis are also parallel to the placement surface S, and when the base plate 10 rotates relative to the placement surface S through the base 50, the angle between the base plate 10 and the placement surface S is equal to the angle between the Y-axis and the placement surface S.

It should be noted that the clamping fixture 100 can position multiple types of workpieces 200, such as different sizes and different shapes, for example, a mobile phone frame, a notebook computer frame, a screen panel, and the like. When different types of workpieces 200 are inspected, the included angles between the workpieces 200 and the placement surface S are different, and the bottom plate 10 and the base 50 are rotatably connected, so that the bottom plate 10 and the placement surface S can be adjusted, and the clamping jig 100 can be suitable for different types of workpieces 200.

Referring to fig. 3, the base 50 includes a first bracket 51, and the first bracket 51 is connected to the second side 12 to enable the base plate 10 to rotate relative to the mounting surface. The first bracket 51 includes a first upper frame 511, a first lower frame 512, and a first adjusting member 513, wherein an upper side of the first upper frame 511 is fixedly connected to the second side 12, and a lower side of the first bracket 51 is rotatably connected to an upper side of the second bracket 52. The first adjusting member 513 is connected to the first upper frame 511 and the first lower frame 512 to limit the relative rotation between the first upper frame 511 and the first lower frame 512.

When the first adjusting member 513 is connected to the first upper frame 511 and the first lower frame 512, the relative angle between the first upper frame 511 and the first lower frame 512 can be defined, so that the first bracket 51 is fixed to the base plate 10, so as to keep the position of the base plate 10 and the placement surface S fixed, and facilitate the inspection of the appearance of the workpiece 200 by the user.

When the connection between the first adjusting member 513 and the first upper frame 511 or the first lower frame 512 is released, the first upper frame 511 can be rotated relative to the first lower frame 512, so as to adjust the relative angle between the bottom plate 10 and the placement surface S, so as to be suitable for different types of workpieces 200.

Optionally, the first upper frame 511 and the first lower frame 512 are both substantially U-shaped, one side of the first upper frame 511 is provided with a plurality of adjusting holes, the plurality of adjusting holes are circumferentially arranged around the rotation axis of the first upper frame 511, one side of the first lower frame 512 is provided with a fixing hole, and the fixing hole can be communicated with one of the adjusting holes, so that the first adjusting member 513 is arranged through the fixing hole and the corresponding adjusting hole to define the relative positions of the first upper frame 511 and the first lower frame 512. When the first adjustment member 513 is separated from at least one of the fixing hole or the adjustment hole, the first upper frame 511 and the first lower frame 512 can be rotated relatively.

In some embodiments, the base 50 further includes a second bracket 52, and the second bracket 52 is connected to the first lower bracket 512 of the first bracket 51, so that the first bracket 51 can rotate relative to the placement surface S.

The second bracket 52 includes a second upper frame 521, a second lower frame 522, and a second adjuster 523. The second upper frame 521 is fixedly connected to the first lower frame 512 at a side far from the first upper frame 511. The second lower frame 522 is rotatably connected to the second upper frame 521, and the rotation axis of the second upper frame 521 is perpendicular to the first direction X. The second adjusting member 523 is connected to the second upper frame 521 and the second lower frame 522 to define a relative angle between the second upper frame 521 and the second lower frame 522.

Since the rotation axis of the first upper frame 511 is parallel to the first direction X and the rotation axis of the second upper frame 521 is perpendicular to the first direction X, the base plate 10 can be adjusted in multiple directions by providing the first bracket 51 and the second bracket 52, and flexibility of the base plate 10 is improved, so that the appearance of the workpiece 200 can be inspected. Alternatively, the first bracket 51 and the second bracket 52 may have the same structure, and the kinds of parts may be reduced.

Referring to fig. 2, in some embodiments, the base plate 10 is provided with two handles at intervals along the first direction X, the two handles are correspondingly disposed on two opposite sides of the base plate 10, and a user can conveniently adjust the angle of the base plate 10 relative to the placement surface S by holding the handles.

The base plate 10 rotates relative to the base 50 to adjust the included angle between the base plate 10 and the placement surface S, and the workpiece 200 can be positioned by the cooperation of the first positioning component 20, the second positioning component 30 and the limiting component 40.

Referring to fig. 2, in some embodiments, the number of the first positioning assemblies 20 is plural, the plurality of first positioning assemblies 20 are arranged at intervals along the second direction Y, the number of the second positioning assemblies 30 is plural, and the workpiece 200 is clamped and positioned at multiple points by matching the plurality of first positioning assemblies 20 and the plurality of second positioning assemblies 30, so that the stability of the workpiece 200 is improved.

The first positioning component 20 includes a first positioning portion 21 and a first clamping portion 22. The first positioning portion 21 is selectively slidably connected to the first side 11 along the first direction X, and the first positioning portion 21 is configured to support the workpiece 200 in cooperation with the second positioning assembly 30. The first clamping portion 22 is disposed on the first positioning portion 21, and the first clamping portion 22 is matched with the second positioning assembly 30 for clamping the workpiece 200.

By the first positioning portion 21 being engaged with the second positioning assembly 30, the work 200 can be supported, and the work is blocked from moving toward the base plate 10. The first clamping portion 22 cooperates with the second positioning assembly 30 to clamp the workpiece 200 to thereby hold the workpiece 200 steady. To facilitate the user's inspection of the appearance of the workpiece 200.

Referring to fig. 1, 2, 4 and 5, in some embodiments, the base plate 10 is provided with a first chute 13, and the first chute 13 extends along a first direction X. The first positioning portion 21 includes a first slider 211, a first stopper 212, and a first elastic member 213. The first slider 211 is slidably connected to the first chute 13, the first slider 211 cooperates with the second positioning assembly 30 to support the workpiece 200, and the first slider 211 is provided with a first mounting slot 2114. The first limiting member 212 is partially located on the second side 12, and the first limiting member 212 is partially disposed through the first chute 13 and is located in the first mounting groove 2114. The first elastic member 213 is located in the first mounting groove 2114 and is configured to apply an elastic force to the first limiting member 212, so that the limiting member abuts against the second side 12, and the first slider 211 is limited to slide.

The first slider 211 is slidably connected to the first chute 13, so as to adjust the position of the first positioning component 20, and the first elastic member 213 applies an elastic force to the first limiting member 212, so that the first limiting member 212 abuts against the second side 12, thereby limiting the first slider 211 to slide. When the position of the first slider 211 needs to be adjusted, the first stopper 212 may be moved relative to the first mounting groove 2114, so that the first stopper 212 is separated from the second side 12, and the stopper of the first slider 211 is released. The manner of adjusting the first positioning portion 21 is simple and quick.

The first slider 211 includes a first block 2111, a first slider 2112 and a first support 2113, the first slider 2112 is disposed below the first block 2111 along the Z axis, and the shape of the first slider 2112 is matched with the first chute 13 and is located in the first chute 13, so that the first slider 211 is slidably connected with the first chute 13. The first support 2113 is provided at an upper end of the first block 2111 along the Z axis, and the first support 2113 is for supporting the workpiece 200. The first mounting groove 2114 is located in the first block 2111, and the first mounting groove 2114 penetrates the first block 2111 in the Z-axis direction.

The first limiting member 212 includes a first retaining plate 2121, a first link 2122 and a first button 2123, the first link 2122 is located in the first mounting groove 2114, one end of the first link 2122 is connected to the first retaining plate 2121, the other end is connected to the first button 2123, and the first elastic member 213 is sleeved on the first link 2122.

The first catch 2121 is located at the second side 12, and the first elastic member 213 applies an elastic force in the Z-axis direction to the first button 2123 so that the first catch 2121 can abut against the second side 12, thereby defining the first slider 211 to slide. Pressing the first button 2123 compresses the first resilient member 213 to disengage the first catch 2121 from the second side 12, thereby releasing the catch of the slider, and thereby allowing selective sliding of the first positioning assembly 20 in the first direction X.

Optionally, the method comprises the step of. The first mounting groove 2114 has a first constricted portion 21141 and a first expanded portion 21142 which are coaxial and communicate, the first constricted portion 21141 extending through the lower end of the first body 2111, and the first expanded portion 21142 extending through the upper end of the first body 2111. The first link 2122 is disposed through the first contraction portion 21141 and the first expansion portion 21142, the first button 2123 is slidably connected to the first expansion portion 21142, and one end of the first elastic member 213 contacts the first button 2123 and the other end contacts the side wall of the first expansion portion 21142 and the first contraction portion 21141, so that the first elastic member 213 can be compressed when the first button 2123 is pressed. Optionally, the first elastic member 213 is a spring.

Referring to fig. 4, the first positioning portion 21 is configured to support the workpiece 200 and simultaneously drive the first clamping portion 22 to slide so as to clamp the workpiece 200. The first clamping portion 22 includes a connecting frame 221, a pressing rod 222, and a lateral pressure elastic member 223. The connection frame 221 is provided at an upper end of the first block 2111 of the first positioning portion 21. The pressing rod 222 is connected with the connecting frame 221 and extends along the first direction X, and the pressing rod 222 is used for being matched with the second positioning assembly 30 to clamp the workpiece 200. The lateral pressure elastic member 223 is disposed on the pressing rod 222, and applies an elastic force to the pressing rod 222 toward the second positioning assembly 30.

The connection frame 221 is provided to mount the pressing bar 222 and the lateral pressing elastic member 223, and the lateral pressing elastic member 223 applies an elastic force to the pressing bar 222 toward the workpiece 200, so that the pressing bar 222 contacts the workpiece 200 to clamp the workpiece 200 in cooperation with the second positioning assembly 30. The effect of clamping the workpiece 200 by the pressing lever 222 can be enhanced by applying an elastic force to the pressing lever 222 by the side pressing elastic member 223. The compression bar 222 extends along the first direction X, the contact surface 411 of the compression bar 222 for clamping the workpiece 200 is small, so that the area of the compression bar 222 for shielding the workpiece 200 can be reduced, and appearance inspection is facilitated.

Alternatively, the coupling frame 221 is substantially T-shaped, the coupling frame 221 is provided with a guide groove 2211, the guide groove 2211 extends in the Y-axis direction, and the pressing lever 222 is slidably coupled to the guide groove 2211, so that the pressing lever 222 can be adjusted in position in the Y-axis direction so as to accurately clamp the workpiece 200. Alternatively, the side pressure elastic member 223 is a spring.

In some embodiments, the end of the compression bar 222 near the workpiece 200 is provided with a buffer block 224, the buffer block 224 is in direct contact with the workpiece 200, and the buffer block 224 is made of rubber.

The workpiece 200 can be clamped by the cooperation of the pressing rod 222 and the second positioning component 30, and the second positioning component 30 is disposed opposite to the first positioning component 20, and the opposite disposition should be understood that the first positioning component 20 and the second positioning component 30 are located on opposite sides of the workpiece 200, but the positions of the first positioning component 20 and the second positioning component 30 in the Y-axis direction are not limited, for example, the second positioning component 30 is slightly higher than the first positioning component 20 in the Y-axis direction.

Referring to fig. 5 and 6, in some embodiments, the second positioning assembly 30 is selectively slidably coupled to the first side 11 along the second direction Y. The second positioning assembly 30 can be adjusted in position along the second direction Y, so that the position of the second positioning assembly 30 can be correspondingly adjusted according to workpieces 200 with different sizes, and the second positioning assembly 30 and the first positioning assembly 20 can be matched to clamp the workpieces 200.

The second positioning assembly 30 includes a second positioning portion 31 and a positioning pin 32. The second positioning portion 31 is disposed on the first side 11, and is configured to cooperate with the first support body 2113 of the first positioning assembly 20 to support the workpiece 200. The positioning pin 32 is disposed at the upper end of the second positioning portion 31 along the Z axis, and the positioning pin 32 cooperates with the pressing rod 222 of the first positioning component 20 to clamp the workpiece 200.

The workpiece 200 is supported by the second positioning portion 31, and the positioning pin 32 clamps the workpiece 200, so that the workpiece 200 can be kept stable. The side surface of the positioning pin 32 is an arc surface, so that the contact area 411 between the positioning pin 32 and the workpiece 200 is small, thereby being convenient for improving the accuracy of inspecting the appearance of the workpiece 200 and improving the application range.

In some embodiments, the second positioning portion 31 is selectively slidably coupled to the first side 11 along the second direction Y. The base plate 10 is provided with a second slide groove 14, the second slide groove 14 extending in the second direction Y.

The second positioning portion 31 includes a second slider 311, a second limiting member 312, and a second elastic member 313. The second slider 311 is slidably connected to the second chute 14, the second slider 311 is matched with the first slider 211 for supporting the workpiece 200, and the second slider 311 is provided with a second mounting groove 3114. The second limiting member 312 is partially located on the second side 12, and the second limiting member 312 is partially disposed through the second chute 14 and is located in the second mounting groove 3114. The second elastic member 313 is located in the second mounting groove 3114 and is configured to apply an elastic force to the second limiting member 312, so that the limiting member abuts against the second side 12, and the second slider 311 is limited to slide.

The second slider 311 includes a second block 3111, a second slider 3112 and a second support 3113, the second slider 3112 is disposed below the second block 3111 along the Z axis, and the second slider 3112 is shaped to cooperate with the second chute 14 and is disposed in the second chute 14, so that the second slider 311 is slidably connected to the second chute 14. The second support 3113 is disposed at an upper end of the second block 3111 along the Z axis, and the second support 3113 is configured to support the workpiece 200. The second mounting groove 3114 is located at the second block 3111, and the second mounting groove 3114 penetrates the second block 3111 in the Z-axis direction.

The second limiting member 312 includes a second blocking disc 3121, a second connecting rod 3122 and a second button 3123, the second connecting rod 3122 is located in the second installation groove 3114, two ends of the second connecting rod 3122 are connected with the second blocking disc 3121, the other two ends are connected with the second button 3123, and the second elastic member 313 is sleeved on the second connecting rod 3122.

The second catch plate 3121 is located at the second side 12, and the second elastic member 313 applies an elastic force to the second button 3123 in the Z-axis direction so that the second catch plate 3121 can abut against the second side 12, thereby defining the second slider 311 to slide. Pressing the second button 3123 compresses the second resilient member 313 to disengage the second catch plate 3121 from the second side 12, thereby releasing the slider from the position, and thereby enabling selective sliding of the second positioning assembly 30 in the second direction Y.

Optionally, the second mounting groove 3114 includes a second converging portion 31141 and a second diverging portion 31142 that are coaxial and in communication, the second converging portion 31141 extending through a lower end of the second block 3111, and the second diverging portion 31142 extending through an upper end of the second block 3111. The second link 3122 is disposed through the second contracted portion 31141 and the second expanded portion 31142, the second button 3123 is slidably connected to the second expanded portion 31142, and one end of the second elastic member 313 is in contact with the second button 3123 and the other end is in contact with the second expanded portion 31142 and the sidewall of the second contracted portion 31141, so that the second elastic member 313 can be compressed when the second button 3123 is pressed. Optionally, the second elastic member 313 is a spring.

Alternatively, the first positioning portion 21 and the second positioning portion 31 have the same structure, and the kinds of parts can be reduced.

The workpiece 200 is supported by the first and second positioning members 20 and 30, and the workpiece 200 is held by clamping the workpiece 200, so that the workpiece 200 can be kept stable. The workpiece 200 is supported in the second direction Y by the limiting assembly 40, so that the workpiece 200 can be prevented from sliding down in the second direction Y.

Referring to fig. 1 and 7, in some embodiments, the spacing assembly 40 is selectively slidably coupled to the base plate 10 along a first direction X. So that the position of the spacing assembly 40 relative to the base plate 10 can be adjusted in the first direction X to accommodate different types of workpieces 200.

The bottom plate 10 is provided with a third sliding groove 15, the third sliding groove 15 extends along a first direction X, the limiting component 40 comprises a limiting block 41 and a fixing piece 42, the limiting block 41 is located on the first side 11 and is slidably connected with the first sliding groove 13, and the limiting block 41 is used for supporting the workpiece 200. The fixing piece 42 is connected with the limiting block 41 and is used for limiting the limiting block 41 to slide so as to reduce the occurrence of the situation that the workpiece 200 slides along the second direction Y.

The stopper 41 has a contact surface 411 for contacting the workpiece 200, and the width of the contact surface 411 in the first direction X is gradually reduced toward the side close to the first positioning assembly 20 in the second direction Y, so that the contact surface 411 of the workpiece 200 and the contact surface 411 is small, the support of different types of workpieces 200 can be facilitated, and the area of the stopper 41 shielding the workpiece 200 is reduced, so that the user can check the appearance of the workpiece 200 conveniently.

Alternatively, the structure of the fixing member 42 is the same as that of the first limiting member 212 and the first elastic member 213, so that the limiting member 41 can be limited to slide, and the types of parts of the clamping fixture 100 can be reduced.

In summary, the embodiment of the present application provides a clamping fixture 100, which can support and clamp a workpiece 200 through the cooperation of the first positioning component 20, the second positioning component 30 and the limiting component 40, so as to facilitate the user to check the appearance of the workpiece 200. Through adjusting the contained angle of bottom plate 10 and place face S, can control the contained angle of work piece 200 and house face, second locating component 30 can slide along second direction Y, and spacing subassembly 40 slides along first direction X to be convenient for be suitable for different grade type work piece 200. The clamping jig 100 has a wide range of application.

In addition, those skilled in the art will recognize that the foregoing embodiments are merely illustrative of the present application and are not intended to be limiting, as appropriate modifications and variations of the foregoing embodiments are within the scope of the present disclosure.

Claims (10)

1. The utility model provides a clamping tool, includes the bottom plate, the bottom plate has relative first side and second side, its characterized in that, clamping tool still includes:

A first positioning assembly selectively slidably coupled to the first side in a first direction;

The second positioning assembly is arranged opposite to the first positioning assembly, is matched with the first positioning assembly and is used for supporting a workpiece and clamping the workpiece along a first direction;

The limiting assembly is arranged on the first side and located between the first positioning assembly and the second positioning assembly along the first direction, and the limiting assembly is used for supporting the workpiece;

and the base is selectively and rotatably connected with the second side.

2. The clamping jig of claim 1, wherein the first positioning assembly comprises:

the first positioning part is selectively connected with the first side in a sliding manner along a first direction and is used for supporting the workpiece in a matched manner with the second positioning assembly;

The first clamping part is arranged on the first positioning part and matched with the second positioning assembly to clamp the workpiece.

3. The clamping jig of claim 2, wherein the bottom plate is provided with a first runner extending along a first direction, and the first positioning portion includes:

The first sliding block is in sliding connection with the first sliding groove, the first sliding block is matched with the second positioning assembly to support the workpiece, and the first sliding block is provided with a first mounting groove;

The first limiting piece is partially positioned at the second side, penetrates through the first sliding groove and is positioned in the first mounting groove;

The first elastic piece is positioned in the first mounting groove and is configured to apply elastic force to the first limiting piece so that the limiting piece abuts against the second side to limit the first sliding block to slide.

4. The clamping jig of claim 2, wherein the first clamping portion comprises:

The connecting frame is arranged on the first positioning part;

the pressing rod is connected with the connecting frame and extends along a first direction, and is used for being matched with the second positioning assembly to clamp the workpiece;

The side pressure elastic piece is arranged on the pressure rod and applies elastic force towards the second positioning assembly to the pressure rod.

5. The clamping jig of claim 1, wherein the second positioning assembly is selectively slidably coupled to the first side in a second direction, the second direction being perpendicular to the first direction.

6. The clamping jig of claim 1, wherein the second positioning assembly comprises:

The second positioning part is arranged on the first side and is used for being matched with the first positioning component to support the workpiece;

The locating pin is arranged on the second locating part and matched with the first locating component to clamp the workpiece.

7. The clamping jig of claim 1, wherein the limit assembly is selectively slidably coupled to the base plate in a first direction.

8. The clamping jig of claim 1, wherein the stop assembly comprises a stop block on a first side, the stop block having a contact surface for contacting the workpiece, the contact surface being tapered in a second direction toward a side proximate the first positioning assembly, the contact surface having a width in the first direction, the second direction being perpendicular to the first direction.

9. The clamping jig of claim 1, wherein the base comprises a first bracket comprising:

a first upper rack connected to the second side;

The first lower frame is rotationally connected with the first upper frame, and the rotation axis of the first upper frame is parallel to the first direction;

the first adjusting piece is connected with the first upper frame and the first lower frame so as to limit the relative rotation of the first upper frame and the first lower frame.

10. The clamping jig of claim 9, wherein the base further comprises a second bracket comprising:

The second upper frame is fixedly connected with one side, far away from the first upper frame, of the first lower frame;

The second lower frame is rotationally connected with the second upper frame, and the rotation axis of the second upper frame is perpendicular to the first direction;

The second adjusting piece is connected with the second upper frame and the second lower frame to limit the relative angle of the second upper frame and the second lower frame.