Sliding block feeding positioning clamp

Abstract

The utility model relates to the technical field of mechanical clamps, in particular to a sliding block feeding positioning clamp which comprises a supporting frame, a driving assembly arranged on the supporting frame, a sliding block assembly and a pressing assembly. The sliding block assembly comprises a first inclined sliding block arranged in the supporting frame and a second inclined sliding block in embedded sliding with the first inclined sliding block. The bottom face of the inner cavity is provided with a first sliding way matched with the first inclined sliding block, and the side face of the inner cavity is provided with a second sliding way matched with the second inclined sliding block. One end of the driving assembly is connected with the first inclined sliding block, and the second inclined sliding block is arranged on the side, away from the driving assembly, of the first inclined sliding block. The pressing assembly comprises a first pressing plate and a second pressing plate, and the second pressing plate is allowed to be driven by the second oblique sliding block to adjust the distance between the second pressing plate and the first pressing plate. According to the positioning clamp, the adjustable sliding block assembly and the integrated pressing mechanism are adopted, so that the operation process is simplified, and the positioning precision and the clamping stability are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical clamp technical field especially is related to a slide block feeding positioning clamp. BACKGROUND

[0002] In the modern mechanical processing process, the positioning and clamping of workpieces are one of the key steps to ensure processing quality. Traditional clamp design often has problems such as inaccurate positioning, complex operation, long adjustment time, etc. These problems directly affect the processing efficiency and product quality. Therefore, developing a new type of slide block feeding positioning clamp to realize rapid and accurate positioning and clamping is of great significance to improve the automation level and production efficiency of the mechanical processing industry. SUMMARY

[0003] In order to solve the above problems, the purpose of the utility model is to provide a slide block feeding positioning clamp, which adopts an adjustable slide block assembly and an integrated pressing mechanism, not only simplifying the operation process, but also improving the positioning accuracy and clamping stability. In addition, through optimization design, the positioning clamp reduces the number of parts, reduces the manufacturing cost and maintenance difficulty.

[0004] The purpose of the utility model can be realized by the following technical solutions:

[0005] The utility model provides a slide block feeding positioning clamp, which comprises a support frame, a driving assembly arranged on the support frame, a slide block assembly and a pressing assembly.

[0006] The support frame is provided with an inner cavity accommodating the slide block assembly, and the slide block assembly comprises a first inclined slide block arranged in the support frame and a second inclined slide block embedded and sliding with the first inclined slide block; the inner cavity bottom surface is provided with a first slide way arranged transversely and matched with the first inclined slide block, and the side surface is provided with a second slide way arranged vertically and matched with the second inclined slide block;

[0007] One end of the driving assembly is connected with the first inclined slide block and allows the first inclined slide block to move left and right along the first slide way; the second inclined slide block is arranged on the side of the first inclined slide block away from the driving assembly and is allowed to move up and down along the second slide way under the driving of the first inclined slide block;

[0008] The pressing assembly comprises a first pressing plate arranged at the bottom of the support frame and a second pressing plate arranged at the side of the second inclined slide block away from the driving assembly; the second pressing plate is allowed to move up and down under the driving of the second inclined slide block to adjust the distance between the second pressing plate and the first pressing plate.

[0009] In one embodiment of the utility model, the first pressing plate is integrally formed with the support frame and is parallel to the second pressing plate.

[0010] In one embodiment of the utility model, the side of the support frame far from the second pressing plate is provided with a limiting assembly matched with the driving assembly;

[0011] The limiting assembly comprises a limiting support plate arranged in parallel with the driving assembly, and a limiting fixed block arranged on the limiting support plate and threadedly connected with the driving assembly.

[0012] In one embodiment of the utility model, the driving assembly comprises a feeding rod extending into the inner cavity of the support frame and connected with the first inclined slider, and a threaded pushing block arranged on the feeding rod far from the first inclined slider and used for driving the feeding rod to move.

[0013] The threaded pushing block is allowed to penetrate through the limiting fixed block and is threadedly connected with the limiting fixed block.

[0014] In one embodiment of the utility model, the length of the threaded pushing block is greater than the length of the first sliding channel.

[0015] In one embodiment of the utility model, the side of the limiting support plate close to the support frame is provided with a limiting ring sleeved on the outside of the feeding rod and used for limiting the threaded pushing block from continuously moving towards the side close to the support frame.

[0016] In one embodiment of the utility model, the outer diameter of the limiting ring is smaller than the outer diameter of the threaded pushing block.

[0017] In one embodiment of the utility model, the included angle between the side of the first inclined slider close to the second inclined slider and the horizontal plane is 30-60 degrees, and the inclined part is provided with a protrusion with a trapezoidal cross section.

[0018] The side of the second inclined slider close to the first inclined slider is provided with a groove matched with the protrusion.

[0019] The width of the side of the protrusion close to the first inclined slider is smaller than the width of the side far from the first inclined slider; and the width of the side of the groove close to the second inclined slider is greater than the width of the side far from the second inclined slider.

[0020] In one embodiment of the utility model, when the protrusion is completely embedded in the groove, the first inclined slider and the second inclined slider form a quadrilateral.

[0021] In one embodiment of the utility model, the width of the first sliding channel is greater than the thickness of the first inclined slider.

[0022] The width of the second sliding channel is greater than the thickness of the first inclined slider.

[0023] In one embodiment of the utility model, the length of the first slide is greater than or equal to the sum of the length of the bottom edge of the first and second oblique sliding blocks.

[0024] The length of the second slide is less than the sum of the height of the first and second oblique sliding blocks.

[0025] In one embodiment of the utility model, the length of the top edge of the first oblique sliding block is greater than the length of the bottom edge, and the length of the top edge of the second oblique sliding block is less than the length of the bottom edge.

[0026] Compared with the prior art, the utility model has the following beneficial effects:

[0027] (1) Stable braking type ability: the use of the sliding block assembly can provide more stable braking effect, ensuring that the parts do not move or slip during the machining process.

[0028] (2) Better clamping ability: the sliding block assembly can better drive the second pressing plate in the pressing assembly, ensuring that the parts to be machined are firmly clamped.

[0029] (3) Lower maintenance and repair difficulty: compared with other mechanisms, the maintenance and repair difficulty of the sliding block assembly is lower, and the maintenance cost is also relatively less. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 The figure is a structural schematic view of a sliding block feeding positioning clamp of the utility model;

[0031] Reference numerals in the figure: 1, support frame; 2, screw propelling block; 3, feeding rod; 4, first oblique sliding block; 5, second oblique sliding block; 6, first slide; 7, second slide; 8, first pressing plate; 9, second pressing plate; 10, limiting support plate; 11, limiting fixed block; 12, limiting ring. DETAILED DESCRIPTION

[0032] The utility model will be described in detail below in combination with the drawings and specific embodiments.

[0033] In the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0034] In this invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0035] In the description of this embodiment, the terms "upper," "lower," "left," and "right," etc., refer to the orientation or positional relationship shown in the accompanying drawings. They are used only for ease of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first" and "second" are only used for distinction in description and have no special meaning.

[0036] In the following embodiments, unless otherwise specified, the structures or components used are conventional structures or components in the art, as long as they can achieve the corresponding functions.

[0037] Example 1

[0038] This embodiment provides a slider feed positioning fixture, such as Figure 1 As shown, the assembly includes a support frame 1, a drive assembly, a slider assembly, and a clamping assembly mounted on the support frame 1. The support frame 1 has an inner cavity for accommodating the slider assembly. The slider assembly includes a first inclined slider 4 disposed within the support frame 1 and a second inclined slider 5 that engages and slides with the first inclined slider 4. The bottom surface of the inner cavity has a first slide rail 6 that is horizontally arranged and adapted to the first inclined slider 4, and the side surface has a second slide rail 7 that is vertically arranged and adapted to the second inclined slider 5. One end of the drive assembly is connected to the first inclined slider 4 and allows the first inclined slider 4 to move left and right along the first slide rail 6. The second inclined slider 5 is disposed on the side of the first inclined slider 4 away from the drive assembly and allows it to move up and down along the second slide rail 7 under the drive of the first inclined slider 4. The clamping assembly includes a first pressure plate 8 disposed at the bottom of the support frame 1 and a second pressure plate 9 disposed on the side of the second inclined slider 5 away from the drive assembly. The second pressure plate 9 is allowed to move up and down under the drive of the second inclined slider 5 to adjust the distance between the second pressure plate 9 and the first pressure plate 8.

[0039] Furthermore, the first pressure plate 8 is integrally formed with the support frame 1 and is parallel to the second pressure plate 9.

[0040] Further, the support frame 1 is provided with a limiting assembly matched with the driving assembly on the side away from the second pressing plate 9; the limiting assembly comprises a limiting support plate 10 arranged in parallel with the driving assembly, and a limiting fixed block 11 arranged on the limiting support plate 10 and threadedly connected with the driving assembly.

[0041] Further, the driving assembly comprises a feeding rod 3 extending into the inner cavity of the support frame 1 and connected with the first inclined sliding block 4, and a threaded pushing block 2 arranged on the feeding rod 3 away from the first inclined sliding block 4 and used for driving the feeding rod 3 to move; when the rotation feeding is stopped, the threaded pushing block 2 can be automatically locked to ensure the stability of the positioning fixture during the machining process; the threaded pushing block 2 is allowed to penetrate through the limiting fixed block 11 and is threadedly connected with the limiting fixed block 11.

[0042] Further, the length of the threaded pushing block 2 is greater than the length of the first sliding channel 6.

[0043] Further, the limiting support plate 10 is provided with a limiting ring 12 arranged on the outer side of the feeding rod 3 and used for limiting the threaded pushing block 2 from continuously moving towards the side close to the support frame 1.

[0044] Further, the outer diameter of the limiting ring 12 is less than the outer diameter of the threaded pushing block 2.

[0045] Further, the included angle between the side close to the second inclined sliding block 5 of the first inclined sliding block 4 and the horizontal plane is 30-60 degrees, and the inclined part is provided with a protrusion with a trapezoidal cross section; the side close to the first inclined sliding block 4 of the second inclined sliding block 5 is provided with a groove matched with the protrusion; the width of the side close to the first inclined sliding block 4 of the protrusion is less than the width of the side away from the first inclined sliding block 4; the width of the side close to the second inclined sliding block 5 of the groove is greater than the width of the side away from the second inclined sliding block 5 (to prevent the protrusion from falling out of the groove).

[0046] Further, when the protrusion is completely embedded in the groove, the first inclined sliding block 4 and the second inclined sliding block 5 form a quadrilateral.

[0047] Further, the width of the first sliding channel 6 is greater than the thickness of the first inclined sliding block 4.

[0048] The width of the second sliding channel 7 is greater than the thickness of the first inclined sliding block 4.

[0049] Further, the length of the first sliding channel 6 is greater than or equal to the sum of the lengths of the bottom edges of the first inclined sliding block 4 and the second inclined sliding block 5; the length of the second sliding channel 7 is less than the sum of the heights of the first inclined sliding block 4 and the second inclined sliding block 5.

[0050] Further, the top edge length of the first oblique slider 4 is greater than the bottom edge length, and the top edge length of the second oblique slider 5 is less than the bottom edge length.

[0051] In use, (S1) the distance between the first pressing plate 8 and the second pressing plate 9 before pressing is greater than the thickness of the part to be processed, and the part is placed on the upper surface of the first pressing plate 8, then the threaded advancing block 2 is rotated manually or by electricity, when the threaded advancing block 2 drives the feeding rod 3 to move towards the side away from the first oblique slider 4, the first oblique slider 4 is driven to move along the first slide 6 (towards the side away from the second oblique slider 5), and then the second oblique slider 5 is driven to move along the second slide 7 (towards the side close to the first slide 6), and then the distance between the first pressing plate 8 and the second pressing plate 9 becomes smaller, until the distance between the first pressing plate 8 and the second pressing plate 9 clamps the part to be processed, and the rotation of the threaded advancing block 2 is stopped; then the processing of the part is realized by other external systems (during the whole process, the position of the part remains unchanged, ensuring the processing accuracy).

[0052] When the part processing is completed, (S2) the threaded advancing block 2 is rotated manually or by electricity (in the opposite direction of (S1)), when the threaded advancing block 2 drives the feeding rod 3 to move towards the side close to the first oblique slider 4, the first oblique slider 4 is driven to move along the first slide 6 (towards the side close to the second oblique slider 5), and then the second oblique slider 5 is driven to move along the second slide 7 (towards the side away from the first slide 6), and then the distance between the first pressing plate 8 and the second pressing plate 9 becomes larger, until the distance between the first pressing plate 8 and the second pressing plate 9 is greater than the part, and the part is taken out.

[0053] The above description of the embodiments is for the purpose of enabling a person of ordinary skill in the art to understand and use the utility model. Those skilled in the art can easily make various modifications to the embodiments, and apply the general principles described herein to other embodiments without inventive labor. Therefore, the utility model is not limited to the above embodiments, and the improvements and modifications made by those skilled in the art within the scope of the utility model should be within the protection scope of the utility model.

Claims

1. A slide feed positioning fixture, characterized by, The utility model provides a support frame (1), drive assembly, slider assembly and compression assembly are set up on support frame (1); The support frame (1) is provided with an inner cavity accommodating the slider assembly, the slider assembly comprises a first inclined slider (4) arranged in the support frame (1) and a second inclined slider (5) slidingly fitted with the first inclined slider (4), the inner cavity bottom is provided with a first slide (6) transversely arranged and matched with the first inclined slider (4), and the side surface is provided with a second slide (7) vertically arranged and matched with the second inclined slider (5); One end of the drive assembly is connected with the first inclined slider (4) and allows the first inclined slider (4) to move left and right along the first slide (6), and the second inclined slider (5) is arranged on the side of the first inclined slider (4) away from the drive assembly and is allowed to move up and down along the second slide (7) under the driving of the first inclined slider (4); The compression assembly comprises a first pressing plate (8) arranged at the bottom of the support frame (1) and a second pressing plate (9) arranged on the side of the second inclined slider (5) away from the drive assembly, and the second pressing plate (9) is allowed to move up and down under the driving of the second inclined slider (5) to adjust the distance between the second pressing plate (9) and the first pressing plate (8).

2. A slide feed positioning fixture according to claim 1, wherein The side of the support frame (1) away from the second pressing plate (9) is provided with a limiting assembly matched with the drive assembly; The limiting assembly comprises a limiting support plate (10) arranged in parallel with the drive assembly and a limiting fixed block (11) arranged on the limiting support plate (10) and threadedly connected with the drive assembly.

3. The slide feed positioning fixture of claim 2, wherein, The drive assembly comprises a feed rod (3) extending into the inner cavity of the support frame (1) and connected with the first inclined slider (4), and a threaded advancing block (2) arranged on the feed rod (3) away from the first inclined slider (4) and used for driving the feed rod (3) to move; The threaded advancing block (2) is allowed to penetrate through the limiting fixed block (11) and is threadedly connected with the limiting fixed block (11).

4. A slide feed positioning fixture according to claim 3, wherein The length of the threaded advancing block (2) is greater than the length of the first slide (6).

5. A slide feed positioning fixture according to claim 3, wherein The side of the limiting support plate (10) close to the support frame (1) is provided with a limiting ring (12) sleeved on the outer side of the feed rod (3) and used for limiting the threaded advancing block (2) from continuously moving towards the side close to the support frame (1).

6. A slide feed positioning fixture according to claim 5, wherein The outer diameter of the limiting ring (12) is smaller than the outer diameter of the threaded advancing block (2).

7. The slide feed positioning fixture of claim 1, wherein, The included angle between the side of the first inclined slider (4) close to the second inclined slider (5) and the horizontal plane is 30-60 degrees, and the inclined part is provided with a protrusion with a trapezoidal cross section; The side of the second inclined slider (5) close to the first inclined slider (4) is provided with a groove matched with the protrusion; The width of the side of the protrusion close to the first inclined slider (4) is smaller than the width of the side of the protrusion away from the first inclined slider (4), and the width of the side of the groove close to the second inclined slider (5) is greater than the width of the side of the groove away from the second inclined slider (5).

8. A slide feed positioning fixture according to claim 7, wherein The width of the first slide (6) is greater than the thickness of the first inclined slider (4); The width of the second slide (7) is greater than the thickness of the first inclined slider (4).

9. A slide feed positioning fixture according to claim 7, wherein The length of the first slide (6) is greater than or equal to the sum of the length of the bottom edge of the first inclined slider (4) and the second inclined slider (5); The length of the second slide (7) is less than the sum of the height of the first inclined slider (4) and the second inclined slider (5).

10. The slide feed positioning fixture of claim 7, wherein, The length of the top edge of the first inclined slider (4) is greater than the length of the bottom edge, and the length of the top edge of the second inclined slider (5) is less than the length of the bottom edge.

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