CN219617535U - Positioning fixture - Google Patents

Abstract

The utility model discloses a positioning clamp which comprises a positioning assembly and a clamp assembly, wherein the positioning assembly is detachably connected below the clamp assembly, a plurality of elastic positioning columns on the positioning assembly can be exposed out of the upper surface of the clamp assembly, the elastic positioning columns are arranged around the side edge of a product to be clamped, a plurality of positioning blocks are arranged on one side, which is positioned on the right-angle side of the product to be clamped, of the upper surface of the clamp assembly, a positioning groove is formed in the part, which is positioned between the upper surfaces of the clamp assembly, of the elastic positioning columns, the product to be clamped is positioned, one side, which is positioned on the right-angle side of the product to be clamped, is used as a reference, one side, which is tightly attached to the side edge of the positioning blocks, the elastic positioning columns fix other side edges of the product to be clamped, the product to be clamped is placed in a positioning groove of the product to be clamped, the positioning assembly is dismounted, the elastic positioning columns are separated from the side edges of the product to be clamped, and a positioning pressing plate is arranged above the clamp assembly, so that one end of the positioning pressing plate is fixed above the product to be clamped.

Description

Positioning fixture

Technical Field

The utility model relates to the technical field of clamping jigs for 3C products to be clamped, in particular to a positioning jig.

Background

As shown in fig. 11 to 12, in the prior art, generally, three part holes 43 arranged on a product to be clamped 4 are used as positioning references, the product to be clamped 4 is clamped in the clamp 6 by the integrated clamp 6, then the product to be clamped 4 is fixed in the clamp 6 by adding the pressing plate 61 to the side edge of the product to be clamped 4, then finish machining operation is performed on the shaft hole on the product to be clamped 4, and the product to be clamped can be taken out by removing the pressing plate 61 after finish machining is completed. In the prior art, the overall dimension of the clamp 6 is larger, the development cost is higher, in addition, the overall mass of the clamp 6 is heavier, a large amount of manual operation is needed when the product 4 to be clamped is disassembled, the heavier mass can cause too large labor intensity when staff operate, the production efficiency can be influenced, furthermore, three part holes 43 are used as positioning references, various errors can possibly occur in the processing process of the product to be clamped, the actual dimension of the part holes 43 can be influenced, especially the product to be clamped in different batches, the errors can possibly be larger, the error of the part holes 43 can actually influence the positioning precision of the product 4 to be clamped, in addition, even if the positioning operation is finished on the product 4 to be clamped, the disassembling operation of the product 4 to be clamped can become very difficult, and therefore, the dimension yield of the product 4 to be clamped can be reduced.

Disclosure of Invention

The utility model aims to provide a positioning clamp which can solve at least one of the problems, and the technical scheme of the utility model is as follows:

the positioning fixture comprises a positioning assembly and a fixture assembly, wherein the positioning assembly is detachably connected below the fixture assembly, a plurality of elastic positioning columns are arranged on the positioning assembly and can be exposed out of the upper surface of the fixture assembly, the elastic positioning columns are arranged around the side edge of a product to be clamped, and a plurality of positioning blocks are arranged on one side, located at the right-angle side of the product to be clamped, of the upper surface of the fixture assembly;

a positioning groove is formed in the part of the elastic positioning column and the positioning block, which is positioned between the upper surfaces of the clamp components;

positioning the product to be clamped, taking one side of the right-angle side of the product to be clamped as a reference, enabling one side of the right-angle side of the product to be clamped to cling to the side of the positioning block, fixing other sides of the product to be clamped by the elastic positioning column, and loading the product to be clamped into the positioning groove of the product to be clamped;

the positioning assembly is dismounted, the elastic positioning column can be separated from contact with the side edge of the product to be clamped, and the positioning pressing plate is arranged above the clamp assembly, so that one end of the positioning pressing plate is fixed above the product to be clamped.

In some embodiments, the positioning assembly comprises a positioning base, a positioning column is fixed at the proximal end and the distal end of the positioning base respectively, a plurality of elastic positioning columns are fixed on the upper surface of the positioning base, and a plurality of positioning pieces are fixedly connected to one side of the positioning base, which is located on the elastic positioning columns. The beneficial effects are as follows: the locating column can fix the locating component and the clamp component together.

In some embodiments, the clamp assembly includes a clamp base having a plurality of slots therethrough such that the resilient positioning posts and/or the positioning members can pass through and be secured to the slots. The beneficial effects are as follows: the notch can enable the elastic positioning column and the positioning piece to be separated from contact with the product to be clamped after the product to be clamped is subjected to finish machining.

In some embodiments, a platen positioning post is fixed to a portion of the upper surface of the clamp base between any adjacent two of the positioning slots. The beneficial effects are as follows: the clamp plate reference column can fix the clamp plate on the upper surface of the clamp base.

In some embodiments, at least one positioning block is provided with a groove portion on a side facing the product to be clamped, so that the groove portion can contact and fix the first fixing portion of the right-angle side of the product to be clamped. The beneficial effects are as follows: the groove part provides limit in the far end direction for the product to be clamped.

In some embodiments, at least two positioning blocks are in contact with and fixed to one side of the right-angle side of the product to be clamped. The beneficial effects are as follows: the positioning block provides limit in the far-end direction for the product to be clamped.

In some embodiments, a positioning platen is provided above two adjacent products to be clamped such that a distal portion and a proximal portion of the positioning platen are capable of simultaneously securing the two adjacent products to be clamped. The beneficial effects are as follows: so that a positioning pressing plate is arranged to fix two products to be clamped simultaneously, and the products to be clamped are limited in the upper end direction.

In some embodiments, a locking device is fixedly connected to the positioning pressing plate, and the tightness of the positioning pressing plate for fixing the product to be clamped can be controlled by adjusting the locking device. The beneficial effects are as follows: the tightness of the locking device can be adjusted according to the actual clamping condition.

In some embodiments, the middle portion of the positioning platen is secured to the upper surface of the clamp base by a platen positioning post. The beneficial effects are as follows: so that the positioning press plate is fixed on the clamp base.

In some embodiments, a positioning piece is disposed on one side of the product to be clamped, the lower end of the positioning piece is fixedly connected to the positioning base, the upper end of the positioning piece penetrates through the notch and exposes the upper surface of the clamp base, and the elastic positioning column comprises at least one elastic positioning column located on the other side of the product to be clamped and at least two elastic positioning columns located on the distal side of the product to be clamped. The beneficial effects are as follows: the locating piece provides limiting in the right direction for the product to be clamped, and the elastic locating column provides limiting in the left direction and the far end direction for the product to be clamped.

In addition, in the technical scheme of the utility model, the technical scheme can be realized by adopting conventional means in the field without specific description.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a positioning fixture according to an embodiment of the present utility model.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a schematic structural view of a product to be clamped.

Fig. 4 is a schematic structural view of the concealed positioning platen of fig. 1.

Fig. 5 is a top view of fig. 4.

Fig. 6 is a schematic view of the slot of fig. 1.

Fig. 7 is a schematic view of the positioning assembly of fig. 1 removed from the clamp assembly.

Fig. 8 is a schematic structural view of the positioning block and the groove portion thereof in fig. 1.

Fig. 9 is a schematic structural view of the positioning assembly.

Fig. 10 is a top view of fig. 8.

Fig. 11 is a schematic structural diagram of a prior art solution.

Fig. 12 is a top view of fig. 10.

The reference numerals in the drawings are used for illustration,

1 a positioning assembly, wherein the positioning assembly comprises a positioning plate,

3 a clamp assembly, wherein the clamp assembly comprises a clamp body,

4 the product to be clamped is processed,

5 a pressure plate is positioned and fixed,

6 a fixture is used for fixing the fixture,

11 an elastic positioning column, wherein the elastic positioning column is provided with a plurality of elastic positioning holes,

12 a positioning base,

a 13-position column is arranged on the bottom of the column,

a positioning member (14) is provided,

31 a positioning block, which is arranged on the upper surface of the base,

a 32-positioning groove is arranged on the bottom of the box body,

33 a base of the clamp,

34 slots of the slot-in-slot type,

a 35-press plate positioning column,

the locking means 51 are provided for the purpose of,

a pressure plate 61 is provided to be fixed,

311 groove portions.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are illustrative of some, but not all embodiments of the utility model and are not intended to limit the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "both ends", "two sides", "bottom", "top", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the elements referred to must have a specific orientation or be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "superior," "subordinate," "primary," "secondary," and the like are used for descriptive purposes only and may be used simply to more clearly distinguish between different components and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating 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.

As shown in fig. 1 to 10, a positioning fixture according to the present utility model is schematically shown to include a positioning assembly 1 and a fixture assembly 3, wherein the positioning assembly 1 is detachably connected below the fixture assembly 3, a plurality of elastic positioning posts 11 on the positioning assembly 1 can expose an upper surface of the fixture assembly 3, the elastic positioning posts 11 can be ball spring posts, the elastic positioning posts 11 are disposed around a side edge of a product 4 to be clamped, and a plurality of positioning blocks 31 are disposed on a side of the upper surface of the fixture assembly 3, which is located at a right angle side of the product 4 to be clamped.

The elastic positioning column 11 and the positioning block 31 are provided with positioning grooves 32 at the parts between the upper surfaces of the clamp assemblies 3, and the positioning grooves 32 are formed by profiling the product 4 to be clamped.

And positioning the product 4 to be clamped, taking one side of the right-angle side of the product 4 to be clamped as a reference, enabling one side of the right-angle side of the product 4 to be clamped to cling to the side of the positioning block 31, fixing other side of the product to be clamped by the elastic positioning column 11, and finally loading the product 4 to be clamped into the positioning groove 32.

The positioning assembly 1 is dismounted, the elastic positioning column 11 is separated from contact with the side edge of the product 4 to be clamped, and the positioning pressing plate 5 is arranged above the clamp assembly 3, so that one end of the positioning pressing plate 5 is fixed above the product 4 to be clamped.

The positioning assembly 1 comprises a positioning base 12, wherein a positioning column 13 is respectively fixed at the proximal end and the distal end of the positioning base, a plurality of elastic positioning columns 11 are fixed on the upper surface of the positioning base 12, and a plurality of positioning pieces 14 are fixedly connected to one side of the positioning base 12, which is positioned on the elastic positioning columns 11.

The clamp assembly 3 includes a clamp base 33, and a plurality of slots 34 are formed through the clamp base 33, so that the elastic positioning posts 11 and/or the positioning members 14 can pass through and be fixed on the slots 34.

A platen positioning column 35 is fixed to a portion between any two positioning grooves 32 on the upper surface of the jig base 33.

At least one positioning block 31 is provided with a groove portion 311 on a side thereof facing the product 4 to be clamped, such that the groove portion 311 can contact and fix the first fixing portion 41 on the right-angle side of the product 4 to be clamped.

At least two positioning blocks 31 are in contact with and fixed to one side of the right-angle side of the product 4 to be clamped.

A positioning press plate 5 is provided above two adjacent products 4 to be clamped, so that the proximal and distal end portions of the positioning press plate 5 can fix the two adjacent products 4 to be clamped at the same time.

The locking device 51 is fixedly connected to the positioning pressing plate 5, and the tightness degree of the positioning pressing plate 5 for fixing the product 4 to be clamped can be controlled by adding the locking device 51.

The middle part of the positioning press plate 5 is provided with a press plate positioning column 35 for fixing the positioning press plate 5 on the upper surface of the clamp base 33.

The right side of the product 4 to be clamped is provided with a positioning piece 14, the lower end of the positioning piece 14 is fixedly connected to the positioning base 12, the upper end of the positioning piece 14 penetrates through the notch 34 to expose the upper surface of the clamp base 33, and the elastic positioning column 11 comprises at least one elastic positioning column 11 positioned on the left side of the product to be clamped and at least two elastic positioning columns 11 positioned on the side of the distal end of the product 4 to be clamped.

First, the positioning assembly 1 and the clamp assembly 3 are assembled, and as shown in fig. 4 to 5, the positioning base 12 is located below the clamp base 33, and the elastic positioning posts 11 and 13 pass through the notch 34 to expose the upper surface of the clamp base 33. According to fig. 6, the right-angle edge of the product 4 to be clamped is used as a reference, one side of the right-angle edge of the product 4 to be clamped is tightly attached to the positioning block 31, the product 4 to be clamped is placed into the positioning groove 32, at this time, the elastic positioning column 11 is subjected to the thrust action from the product 4 to be clamped, under the thrust action, the elastic positioning column 11 moves in the direction away from the side edge of the product to be clamped, the elastic positioning column 11 has a rebound force in the direction close to the side edge of the product 4 to be clamped, the rebound force enables the product 4 to be clamped to be fixed in the positioning groove 32 in a size-matched manner, the positioning pressing plate 5 is installed, the lower end of the positioning pressing plate 5 can be used for fixing the upper end of the product 4 to be clamped, and the tightness degree of the positioning pressing plate 5 is adjusted by rotating the locking device on the positioning pressing plate 5, so that the positioning pressing plate 5 is stably fixed in the positioning groove 32. As shown in fig. 7, after positioning is completed, the positioning assembly 1 is detached from the fixture assembly 3, so that the elastic positioning column 11 is separated from contact with the side edge of the product 4 to be clamped, the product to be clamped is fixed by the positioning block 31 and the positioning pressing plate 5, and after the clamping completion of the product 4 to be clamped is finally confirmed, the subsequent processing steps are performed.

Compared with the prior art, the utility model has the advantages that: as shown in fig. 11 to 12, in the prior art, the product 4 to be clamped is generally directly placed on the clamp 6, the product 4 to be clamped is fixed on the clamp 6 by arranging the pressing plate 61, and the integrated clamp 6 is used for simultaneously positioning and clamping the product to be clamped, and the positioning clamp in the utility model performs the positioning and clamping process of the product 4 to be clamped in parts through a detachable structure, so that the overall size and the overall quality of the clamp are reduced, the development cost of the clamp is reduced, the labor intensity of staff in operation is reduced, the production efficiency is improved, and the size yield of the product 4 to be clamped is improved.

The foregoing description of the embodiments of the present utility model is merely illustrative of the technical solutions of the present utility model and not limiting thereof, and it should be understood that modifications and substitutions can be made by those skilled in the art without departing from the inventive concept of the present utility model, and all such modifications and substitutions shall fall within the scope of the appended claims. In this case, all details may be replaced with equivalent elements, and the materials, shapes and sizes may be arbitrary.

Claims (10)

1. The positioning fixture is characterized by comprising a positioning assembly (1) and a fixture assembly (3), wherein the positioning assembly (1) is detachably connected below the fixture assembly (3), a plurality of elastic positioning columns (11) are arranged on the positioning assembly (1) and can be exposed out of the upper surface of the fixture assembly (3), the elastic positioning columns (11) are arranged around the side edge of a product (4) to be clamped, and a plurality of positioning blocks (31) are arranged on one side, located on the right-angle side of the product (4) to be clamped, of the upper surface of the fixture assembly (3);

a positioning groove (32) is formed in the part, located between the upper surfaces of the clamp assembly (3), of the elastic positioning column (11) and the positioning block (31);

positioning the product (4) to be clamped, taking one side of the right-angle side of the product (4) to be clamped as a reference, enabling one side of the right-angle side of the product (4) to be clamped to be clung to the side of the positioning block (31), fixing other side edges of the product (4) to be clamped by the elastic positioning column (11), and loading the product (4) to be clamped into the positioning groove (32) of the product (4) to be clamped;

the positioning assembly (1) is dismounted, the elastic positioning column (11) can be separated from contact with the side edge of the product (4) to be clamped, the positioning pressing plate (5) is arranged above the clamp assembly (3), and one end of the positioning pressing plate (5) can be fixed above the product (4) to be clamped.

2. Positioning fixture according to claim 1, characterized in that the positioning assembly (1) comprises a positioning base (12), a positioning column (13) is fixed at the proximal end and the distal end of the positioning base (12), a plurality of elastic positioning columns (11) are fixed on the upper surface of the positioning base (12), and a plurality of positioning pieces (14) are fixedly connected on one side of the positioning base (12) located on the elastic positioning columns (11).

3. A positioning clamp according to claim 2, characterized in that the clamp assembly (3) comprises a clamp base (33), the clamp base (33) being provided with a plurality of notches (34) therethrough, such that the elastic positioning posts (11) and/or positioning members (14) can pass through and be fixed to the notches (34).

4. A positioning jig according to claim 3, wherein a platen positioning post (35) is fixed to a portion between any adjacent two positioning grooves (32) on the upper surface of the jig base (33).

5. A positioning fixture according to claim 4, characterized in that at least one of said positioning blocks (31) is provided with a recess (311) on its side facing the product (4) to be clamped, such that said recess (311) is capable of contacting and fixing a first fixing portion (41) of a right-angle side of said product (4) to be clamped.

6. A positioning fixture according to claim 5, characterized in that at least two of said positioning blocks (31) are in contact with and fixed to one side of the right-angle side of the product (4) to be clamped.

7. A positioning clamp according to claim 6, characterized in that a positioning press plate (5) is arranged above two adjacent products to be clamped (4), such that the distal and proximal end portions of the positioning press plate (5) are capable of simultaneously fixing two adjacent products to be clamped (4).

8. Positioning clamp according to claim 7, characterized in that a locking device (51) is fixedly connected to the positioning press plate (5), and the tightness of the positioning press plate (5) for fixing the product (4) to be clamped can be controlled by adjusting the locking device (51).

9. A positioning jig according to claim 8, wherein the middle part of the positioning press plate (5) is fixed to the upper surface of the jig base (33) by the press plate positioning column (35).

10. A positioning fixture as claimed in claim 9, wherein a positioning member (14) is provided at one side of the product (4) to be clamped, the lower end of the positioning member (14) is fixedly connected to the positioning base (12), the upper end of the positioning member (14) passes through the notch (34) to expose the upper surface of the fixture base (33), the elastic positioning column (11) comprises at least one elastic positioning column (11) located at the other side of the product (4) to be clamped, and at least two elastic positioning columns (11) located at the distal side of the product (4) to be clamped.