CN211708425U - Profiling positioning clamping jig - Google Patents

Abstract

The utility model provides a profiling positioning and clamping jig, which comprises a positioning structure, a clamping structure and a driving structure; the top of the positioning structure is provided with a first profiling structure for positioning a workpiece; the two clamping structures are respectively positioned at two sides of the positioning structure; the clamping structure comprises a fixing part and a clamping part movably arranged on the fixing part; one side of the clamping piece is provided with a second profiling structure for positioning the workpiece; the driving structure is used for driving the clamping pieces of the two clamping structures to approach or move away from each other. The positioning structure and the clamping structure are respectively provided with the first copying structure and the second copying structure according to the shape and the outline of the workpiece, the workpiece is installed in the first copying structure to be positioned, the clamping piece is driven by the driving structure to enable the second copying structure to be abutted against the workpiece to clamp the workpiece, the positioning precision of the workpiece is further improved, the workpiece can be prevented from shaking in the marking process, the accurate positioning of the workpiece is realized, and the marking quality is prevented from being influenced.

Description

Profiling positioning clamping jig

Technical Field

The utility model belongs to the technical field of fixed tool, more specifically say, relate to a profile modeling positioning clamping jig.

Background

Laser marking refers to the permanent marking of a material surface with a laser beam. The marking principle is that deep substances are exposed through evaporation of surface substances, or the surface substances are 'carved' through chemical and physical changes caused by light energy, or partial substances are burnt through the light energy, and patterns and characters required to be etched are displayed. Because the laser marking requires high precision, if the laser marking process shakes or the workpiece mounting position is inaccurate, marking failure is easy to cause, and the workpiece is scrapped. Therefore, during the laser marking process, the workpiece needs to be positioned.

However, the conventional positioning jig adopts various cylinders and electric elements to position the workpiece, which only can meet the requirement of positioning a regular workpiece, and when the conventional positioning jig is used for positioning a special-shaped or curved surface characteristic workpiece, accurate positioning is difficult to achieve, and the positioning accuracy is low, so that the actual marking accuracy is influenced; in the actual use process, the positioning mechanism is not coordinated, the operation is complex, and the production line is inconvenient to carry out mass production operation, so that the efficiency is low, and the production requirement can be met only by manufacturing related auxiliary devices, so that the cost is high; and the associated auxiliary devices are long in manufacturing cycle, easily resulting in a delay of the project.

Disclosure of Invention

An object of the utility model is to provide a profile modeling positioning clamping jig to when solving that exists to fix a position dysmorphism or curved surface characteristic work piece among the prior art, be difficult to reach accurate location, positioning accuracy is low, thereby influences the technical problem who beats the mark precision.

In order to achieve the above object, the utility model adopts the following technical scheme: the profiling positioning and clamping jig comprises a positioning structure, a clamping structure and a driving structure;

the top of the positioning structure is provided with a first profiling structure for positioning a workpiece;

the two clamping structures are respectively positioned at two sides of the positioning structure; the clamping structure comprises a fixing part and a clamping part;

the clamping piece is movably arranged on the fixing piece; a second profiling structure for positioning a workpiece is arranged on one side of the clamping piece close to the other clamping structure;

the driving structure is used for driving the clamping pieces of the two clamping structures to approach or move away from each other.

Further, the driving structure comprises a manipulating structure and an elastic piece;

the manipulation structure is used for driving the clamping pieces of the two clamping structures to move away from each other;

the elastic piece is connected between the fixing piece and the clamping piece and is used for urging the clamping pieces of the two clamping structures to approach each other so as to clamp the workpiece.

Further, the control structure comprises an elbow clamp fixedly arranged on the positioning structure and a pushing piece arranged on the positioning structure in a penetrating way;

under the pushing of the toggle clamp which rotates in the positive direction, the pushing piece can extend out between the two clamping structures to drive the clamping pieces of the two clamping structures to move away from each other;

after the elbow clip is rotated reversely to be separated from the pushing piece, the elastic piece can push the clamping pieces of the two clamping structures to approach each other and push the pushing piece out of the space between the two clamping structures.

Furthermore, the clamping structure also comprises a push block fixedly arranged on the clamping piece;

under the pushing of the elbow clamp rotating in the forward direction, the pushing piece can extend out of the position between the pushing blocks of the two clamping structures, and the pushing blocks of the two clamping structures are driven to be away from each other.

Furthermore, a wedge piece is arranged at one end, close to the push block, of the pushing piece;

one end of the push block close to the other push block is a wedge-shaped end.

Furthermore, the clamping structure also comprises a slide rail fixedly arranged on the fixed part; the clamping piece is arranged on the sliding rail in a sliding mode.

Further, the clamping structure further comprises a limiting piece for limiting the sliding distance of the clamping piece; the limiting piece is located at one end of the fixing piece, which is far away from the other clamping structure.

Further, the elastic piece is a spring;

the clamping structure further comprises a guide rod; one end of the guide rod is fixedly connected with the clamping piece, the other end of the guide rod penetrates through the limiting piece, and the spring is sleeved on the guide rod.

Furthermore, the positioning structure comprises two positioning parts and a connecting part transversely arranged between the two positioning parts; the first profile structure is located on the connector;

the clamping piece is positioned above the connecting piece; the lower end of the push block is positioned below the connecting piece.

The utility model provides a profile modeling positioning clamping jig's beneficial effect lies in: compared with the prior art, the utility model discloses the location structure and the clamp structure of profile modeling location clamping jig set up first profile modeling structure and second profile modeling structure according to the shape and the profile of work piece respectively, fix a position in first profile modeling structure earlier with the work piece installation, thereby rethread drive structure drives clamping piece messenger second profile modeling structure and work piece butt clamp work piece, further improve the positioning accuracy of work piece, also can avoid the work piece to rock in beating the production of mark in-process, realize the accurate location of work piece, avoid influencing and beat the mark quality, improve the product yields.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a profiling positioning and clamping jig provided in an embodiment of the present invention;

FIG. 2 is a reference view of the profiling positioning and clamping jig shown in FIG. 1 in a use state;

FIG. 3 is an exploded view of the profiling positioning and clamping fixture shown in FIG. 1;

FIG. 4 is a clamping state diagram of the profiling positioning and clamping jig shown in FIG. 1;

fig. 5 is a schematic view showing a released state of the copying positioning and clamping jig shown in fig. 1.

Wherein, in the figures, the respective reference numerals:

1. a positioning structure; 11. a positioning member; 12. a connecting member; 121. a first contoured structure;

2. a clamping structure; 21. a clamping member; 211. a second contoured structure; 22. a push block; 221. a wedge-shaped end; 23. a fixing member; 24. a slide rail; 25. a limiting member; 26. a guide bar;

3. a drive structure; 31. a steering structure; 311. an elbow clip; 312. a pusher member; 3121. a wedge; 32. an elastic member.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to fig. 3, the profiling positioning and clamping fixture of the present invention will now be described. The profiling positioning and clamping jig comprises a positioning structure 1, a clamping structure 2 and a driving structure 3;

the top of the positioning structure 1 is provided with a first profiling structure 121 for positioning a workpiece;

the number of the clamping structures 2 is two, and the two clamping structures are respectively positioned at two sides of the positioning structure 1; the clamping structure 2 comprises a fixing part 23 and a clamping part 21;

the clamping piece 21 is movably arranged on the fixing piece 23; a second profiling structure 211 for positioning the workpiece is arranged on one side of the clamping piece 21 close to the other clamping structure 2;

the drive structure 3 is used to move the clamping elements 21 of the two clamping structures 2 towards and away from each other.

The utility model provides a profile modeling location clamping jig, compared with the prior art, location structure 1 sets up first profile modeling structure 121 and second profile modeling structure 211 with pressing from both sides tight structure 2 according to the shape and the profile of work piece respectively, fix a position in first profile modeling structure 121 earlier with the work piece installation, thereby rethread drive structure 3 drives clamping piece 21 and makes second profile modeling structure 211 and work piece butt press from both sides tight work piece, further improve the positioning accuracy of work piece, also can avoid the work piece to produce at the mark in-process of beating and rock, realize the accurate location of work piece, avoid influencing and beat the mark quality, improve the product yields. Meanwhile, the clamping piece 21 is movably arranged on the fixing piece 23, so that the workpiece can be accurately positioned, and the positioning accuracy of the workpiece is improved; the tool can also be suitable for clamping workpieces with different specifications, when different workpieces are positioned, only different first copying structures 121 and different second copying structures 211 are needed to be customized according to different workpieces, so that the problem that the construction period is prolonged due to redesign of the whole structure of the copying positioning clamping tool is solved, and the applicability of the copying positioning clamping tool is improved.

Further, referring to fig. 1 to fig. 3, as a specific embodiment of the profiling positioning and clamping jig of the present invention, the driving structure 3 includes a manipulating structure 31 and an elastic member 32;

the operating structure 31 is used for driving the clamping pieces 21 of the two clamping structures 2 to move away from each other;

the elastic piece 32 is connected between the fixing piece 23 and the clamping piece 21 and is used for urging the clamping pieces 21 of the two clamping structures 2 to approach each other to clamp the workpiece; the operating structure 31 drives the clamping elements 21 of the two clamping structures 2 away from each other, compressing the elastic element 32; the compressed elastic piece 32 generates elastic force to push the clamping pieces 21 of the two clamping structures 2 to approach to each other to clamp the workpiece, so that the profiling positioning and clamping jig can automatically clamp the workpiece, the positioning efficiency is improved, and the operation is simpler and more convenient; the stability of clamping the workpiece is also improved, and the positioning precision of the workpiece is ensured.

Further, referring to fig. 1 to 5, as a specific embodiment of the profiling positioning and clamping fixture provided by the present invention, the operation structure 31 includes an elbow clip 311 fixed on the positioning structure 1 and a pushing member 312 passing through the positioning structure 1;

under the push of the toggle clamp 311 rotating in the forward direction, the pushing member 312 can extend out between the two clamping structures 2 to drive the clamping members 21 of the two clamping structures 2 to move away from each other;

after rotating the toggle clamp 311 in the opposite direction until it is disengaged from the pushing member 312, the elastic member 32 can push the clamping members 21 of the two clamping structures 2 towards each other and push the pushing member 312 out between the two clamping structures 2.

The toggle clamp 311 is rotated in a forward direction, the toggle clamp 311 pushes the pushing part 312 to extend between the two clamping structures 2, and the elastic part 32 is compressed, so that the clamping parts 21 of the two clamping structures 2 are driven to move away from each other to loosen the workpiece; the toggle clamp 311 is rotated reversely, the toggle clamp 311 is separated from the pushing part 312, the compressed elastic part 32 pushes the clamping parts 21 of the two clamping structures 2 to approach each other to clamp the workpiece, and the pushing part 312 is pushed out between the two clamping structures 2; the two-way movement of the clamping pieces 21 of the two clamping structures 2 can be realized through the one-way movement of the elbow clamp 311, so that the operation steps are simplified, the operation difficulty is reduced, and the convenience and practicability of the profiling positioning clamping jig are improved; the structure of the profiling positioning and clamping jig is simplified, the whole structure is more compact, the occupied space is reduced, and the structure is simple and convenient to install and maintain.

Further, referring to fig. 3 to 5, as a specific embodiment of the profiling positioning and clamping fixture provided by the present invention, the clamping structure 2 further includes a pushing block 22 fixedly disposed on the clamping member 21;

under the push of the forward rotating toggle clamp 311, the pushing member 312 can extend out to between the pushing blocks 22 of the two clamping structures 2, and drives the pushing blocks 22 of the two clamping structures 2 to move away from each other; the toggle clamp 311 pushes the pushing part 312 into the space between the pushing blocks 22, so that the pushing blocks 22 of the two clamping structures 2 are far away from each other, and further the clamping parts 21 of the two clamping structures 2 are driven to be far away from each other to be opened, thereby facilitating the pushing part 312 to drive the clamping parts 21 to move, and enabling the transmission to be more sensitive and smoother.

Preferably, when the clamping member 21 abuts against the workpiece, the push blocks 22 of the two clamping structures 2 abut; the transmission between the pusher 312 and the clamping member 21 is made more sensitive; the structure of the pushing piece 312 can be simplified, the overall structure of the profiling positioning and clamping jig is more compact, and the occupied space is reduced.

Further, referring to fig. 3 to 5, as a specific embodiment of the profiling positioning and clamping jig of the present invention, a wedge 3121 is disposed at one end of the pushing member 312 close to the pushing block 22;

one end of the push block 22 close to the other push block 22 is provided with a wedge-shaped end 221; the pushing piece 312 is easier to push between two abutting pushing blocks 22; the clamping member 21 can be kept at a sufficient opening distance to facilitate loading and unloading of the product.

Specifically, the wedge-shaped end 221 is trapezoidal, so that the pushing member 312 pushes the pushing block 22 more stably, and shaking is avoided.

Further, referring to fig. 1 to 3, as a specific embodiment of the profiling positioning and clamping jig of the present invention, the clamping structure 2 further includes a slide rail 24 fixedly disposed on the fixing member 23; the clamping piece 21 is arranged on the slide rail 24 in a sliding way; the slide rail 24 plays a guiding role in the mutual approaching or separating of the clamping piece 21, so that the clamping piece 21 can move more smoothly and stably, and the positioning efficiency and the positioning precision are improved.

Further, referring to fig. 1 to fig. 3, as a specific embodiment of the profiling positioning and clamping jig of the present invention, the clamping structure 2 further includes a limiting member 25 for limiting the sliding distance of the clamping member 21; the limiting member 25 is located at one end of the fixing member 23 away from the other clamping structure 2; the clamping piece 21 is prevented from excessively moving to cause slipping, maintenance is avoided, and the positioning efficiency is improved.

Further, referring to fig. 1 to 3, as a specific embodiment of the profiling positioning and clamping jig of the present invention, the elastic member 32 is a spring; simple structure, the installation and the change of being convenient for reduce cost of maintenance.

Specifically, the spring is limited between the clamping member 21 and the limiting member 25; rigid collision between the clamping piece 21 and the limiting piece 25 is avoided, impact between the clamping piece 21 and the limiting piece 25 is relieved, and abrasion between the clamping piece 21 and the limiting piece 25 is reduced; meanwhile, the elastic force generated by the spring is gradually reduced along with the mutual approaching of the clamping pieces 21, so that the workpiece is prevented from being excessively clamped.

In particular, the clamping structure 2 further comprises a guide bar 26; one end of a guide rod 26 is fixedly connected with the clamping piece 21, the other end of the guide rod 26 penetrates through the limiting piece 25, and the spring is sleeved on the guide rod 26; the deformation of the spring can be guided, the elastic force direction of the spring is concentrated in the moving direction of the clamping piece 21, the service life of the spring is prolonged, and the clamping piece 21 can be further guided.

Further, please refer to fig. 1 to fig. 3 together as a specific embodiment of the profiling positioning and clamping jig of the present invention, the positioning structure 1 includes two positioning members 11 and a connecting member 12 horizontally disposed between the two positioning members 11; the first profile structure 121 is located on the connector 12;

the clamping member 21 is located above the connecting member 12; the lower end of the push block 22 is positioned below the connecting piece 12; the overall structure of the copying positioning and clamping jig is more compact, the occupied space is reduced, and the problem that the mounting space layout of the copying positioning and clamping jig is narrow can be solved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. Profile modeling positioning clamping tool, its characterized in that: comprises a positioning structure, a clamping structure and a driving structure;

the top of the positioning structure is provided with a first profiling structure for positioning a workpiece;

the two clamping structures are respectively positioned at two sides of the positioning structure; the clamping structure comprises a fixing part and a clamping part;

the clamping piece is movably arranged on the fixing piece; a second profiling structure for positioning a workpiece is arranged on one side of the clamping piece close to the other clamping structure;

the driving structure is used for driving the clamping pieces of the two clamping structures to approach or move away from each other.

2. The profiling positioning and clamping jig of claim 1, characterized in that: the driving structure comprises a manipulation structure and an elastic piece;

the manipulation structure is used for driving the clamping pieces of the two clamping structures to move away from each other;

the elastic piece is connected between the fixing piece and the clamping piece and is used for urging the clamping pieces of the two clamping structures to approach each other so as to clamp the workpiece.

3. The profiling positioning and clamping jig of claim 2, wherein: the control structure comprises an elbow clamp fixedly arranged on the positioning structure and a pushing piece arranged on the positioning structure in a penetrating way;

under the pushing of the toggle clamp which rotates in the positive direction, the pushing piece can extend out between the two clamping structures to drive the clamping pieces of the two clamping structures to move away from each other;

after the elbow clip is rotated reversely to be separated from the pushing piece, the elastic piece can push the clamping pieces of the two clamping structures to approach each other and push the pushing piece out of the space between the two clamping structures.

4. The profiling positioning and clamping jig of claim 3, wherein: the clamping structure also comprises a push block fixedly arranged on the clamping piece;

under the pushing of the elbow clamp rotating in the forward direction, the pushing piece can extend out of the position between the pushing blocks of the two clamping structures, and the pushing blocks of the two clamping structures are driven to be away from each other.

5. The profiling positioning and clamping jig of claim 4, wherein: a wedge is arranged at one end of the pushing piece close to the pushing block;

one end of the push block close to the other push block is a wedge-shaped end.

6. The profiling positioning and clamping jig of claim 1, characterized in that: the clamping structure also comprises a sliding rail fixedly arranged on the fixed piece; the clamping piece is arranged on the sliding rail in a sliding mode.

7. The profiling positioning and clamping jig of claim 2, wherein: the clamping structure further comprises a limiting piece for limiting the moving distance of the clamping piece; the limiting piece is located at one end of the fixing piece, which is far away from the other clamping structure.

8. The profiling positioning and clamping jig of claim 7, wherein: the elastic piece is a spring;

the clamping structure further comprises a guide rod; one end of the guide rod is fixedly connected with the clamping piece, the other end of the guide rod penetrates through the limiting piece, and the spring is sleeved on the guide rod.

9. The profiling positioning and clamping jig of claim 4, wherein: the positioning structure comprises two positioning pieces and a connecting piece transversely arranged between the two positioning pieces; the first profile structure is located on the connector;

the clamping piece is positioned above the connecting piece; the lower end of the push block is positioned below the connecting piece.

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