Inclined shuttle type clamping and expanding clamp

Abstract

The utility model discloses an inclined shuttle type clamping, expanding and jacking clamp which comprises a workbench, a first telescopic machine, a second telescopic machine, a pair of upper clamping rings, two pairs of lower clamping heads and an inclined shuttle jacking rod. The second telescopic machine drives the two pairs of lower chucks of the inclined shuttle ejector rod to clamp and loosen a machined part and eject the machined part out at the same time, the beneficial effect of intelligent full-automatic machining is achieved, industrial accidents are avoided while the labor cost is effectively saved, and industrial modernization development with cost reduction, efficiency improvement, intelligence and standardization is achieved.

Description

Technical Field

[0001] The utility model relates to the field of mechanical equipment, in particular to an oblique shuttle type clamping and opening top clamp. Background Art

[0002] Most of the fixtures in traditional mechanical equipment are clamped and released manually by operators, so operators must be arranged to perform manual operations, which increases labor costs and may also cause work-related accidents to operators. There are common disadvantages in reality; there are also clamping and releasing work by pneumatic tools or electric tools, which saves labor costs and avoids work-related accidents, which is also the current direction of industrial development, but it is necessary to set up various corresponding matching fixtures for workpieces of various shapes and structures. This technical solution is a kind of inclined shuttle type clamping and opening clamp designed for specific workpieces, which saves labor costs, avoids work-related accidents, and cooperates with automatic clamping arms and automatic processing arms to realize intelligent and fully automated processing. Utility Model Content

[0003] The purpose of the utility model is to provide an inclined shuttle type clamping and opening clamp, which includes a workbench, a first telescopic machine, a second telescopic machine, a pair of upper clamping rings, two pairs of lower chucks, and an inclined shuttle push rod. The first telescopic machine drives the pair of upper clamping rings to clamp and release the workpiece, and the second telescopic machine drives the inclined shuttle push rod and the two pairs of lower chucks to clamp and release the workpiece and eject the workpiece at the same time, thereby achieving the beneficial effect of fully automated processing.

[0004] In order to solve the above problems, the present invention provides the following technical solutions:

[0005] An oblique shuttle type clamping and opening fixture comprises a workbench, a first telescopic machine, a second telescopic machine, a pair of upper clamping rings, two pairs of lower clamping heads, and an oblique shuttle ejector rod;

[0006] The first telescopic machine is fixed to one end of the top surface of the workbench by a plurality of bolts, the second telescopic machine is fixed on the first cross bar below the workbench, the upper part of the second telescopic machine is fixed by the second cross bar, the inclined shuttle top rod is movably arranged in the outer sleeve between the table top of the workbench and the second cross bar, and the upper part of the inclined shuttle top rod passes through the through hole preset in the table top of the workbench; the two pairs of lower chucks are respectively arranged on the four peripheries of the inclined shuttle top rod exposed to the top surface of the workbench, and a pair of upper clamping rings are covered on the outer periphery of the two pairs of lower chucks.

[0007] The two pairs of lower chucks are four groups of safety-identical bases, springs and movable blocks. The four bases are fixed in pairs on the four edges of the preset transparent holes on the table top of the workbench by a number of bolts; each movable block is arranged as a slope protruding and contracting on one side, and a notched step is provided at the upper end of each inclined surface. A square cavity is provided at the lower part of each movable block, and the square cavity of each movable block is clamped on one base and is sleeved with a spring. The width of the square cavity is greater than the width of the base.

[0008] A pair of upper clamping rings include a left clamping ring and a right clamping ring, the lower left end of the left clamping ring is movably inserted into a pair of slide grooves fixedly provided on the top surface of the workbench, the middle left end of the left clamping ring is fixedly connected to the right end of the telescopic rod of the first telescopic machine through a first connecting buckle, and the telescopic movement of the telescopic rod of the first telescopic machine drives the left clamping ring to slide horizontally left and right in the pair of slide grooves; the lower part of the right clamping ring is fixed to the top surface of the workbench by several bolts; a pair of upper clamping rings wraps the two pairs of lower clamps, and the four movable blocks of the two pairs of lower clamps perform horizontal movements of contraction, gathering, and opening and separating on all sides in the cavity formed by the four bases and the pair of upper clamping rings.

[0009] The bottom end of the inclined shuttle top rod is fixedly connected to the top end of the telescopic rod of the second telescopic machine through a second connecting buckle, and the telescopic rod of the second telescopic machine is extended and retracted to drive the inclined shuttle top rod to move up and down in the outer sleeve; the middle part of the inclined shuttle top rod is set as a cone with a thin top and a thick bottom, and a corresponding part is removed on the cone so that the remaining part is a "cross" shape with four smooth oblique ribs, and each of the smooth oblique ribs and the inclined surface of one of the movable blocks are squeezed and dislocated with each other; a disc platform is set at the intersection of the middle and upper parts of the inclined shuttle top rod, and the upper center of the inclined shuttle top rod is set as a cylindrical rod.

[0010] The left clamping ring and the right clamping ring of a pair of the upper clamping rings, or corresponding rectangular clamping openings of the same shape and size, form a rectangular left clamping ring and a rectangular right clamping ring. A pair of concave arc snaps are set at the joints at both ends of the rectangular left clamping ring and a pair of convex arc snaps are set at the joints at both ends of the rectangular right clamping ring to form a closed connection and separation.

[0011] The left clamping ring and the right clamping ring of a pair of the upper clamping rings, or corresponding semicircular clamping openings of the same shape and size, form a circular left clamping ring and a circular right clamping ring. A pair of concave arc snaps are set at the joints at both ends of the circular left clamping ring and a pair of convex arc snaps are set at the joints at both ends of the circular right clamping ring to form a closed connection and separation.

[0012] Technical features and working principles

[0013] First, the telescopic rod of the first telescopic machine contracts, driving the left clamping ring to move horizontally to the left in the pair of sliding grooves;

[0014] Furthermore, the telescopic rod of the second telescopic machine is extended to drive the inclined shuttle top rod to move upward;

[0015] Furthermore, the four smooth oblique ribs in the middle of the oblique shuttle push rod move upward, respectively squeezing the oblique surfaces of the four movable blocks. The four movable blocks slide horizontally in four directions under pressure, while compressing the springs between the square cavity of the movable block and the upper end of the base, until the movable block slides horizontally to the point where it is restricted by the inner wall of the upper clamping ring or by a pair of sliding grooves, and the oblique shuttle push rod stops rising.

[0016] Furthermore, an external automatic gripping arm grips the workpiece and sleeves it from top to bottom on the cylindrical rod and the wafer platform on the upper part of the inclined shuttle top rod;

[0017] Furthermore, the telescopic rod of the second telescopic machine contracts, driving the inclined shuttle top rod to synchronously descend with the workpiece, and the four movable blocks synchronously move horizontally toward the center under the elastic force of the spring until the four notched steps at the upper ends of the four movable blocks form a gathering cavity, thereby clamping and fixing the lower part of the workpiece;

[0018] Furthermore, the telescopic rod of the first telescopic machine is extended, driving the left clamping ring to move horizontally to the right in the pair of slide grooves, and cooperates with the right clamping ring to clamp and fix the middle part of the workpiece;

[0019] Furthermore, an external automatic processing arm processes the workpiece, and after the processing is completed;

[0020] Furthermore, the telescopic rod of the first telescopic machine contracts, driving the left clamping ring to move horizontally to the left in the pair of slide grooves, thereby releasing the clamping of the workpiece;

[0021] Furthermore, the telescopic rod of the second telescopic machine is extended to drive the inclined shuttle push rod to rise, so as to push the workpiece upward for the automatic gripping arm to take away and replace it with the workpiece to be processed;

[0022] This cycle repeats itself to meet the process requirements of intelligent and automated clamping processing.

[0023] Compared with the prior art, the advantages of the present invention are as follows:

[0024] The purpose of the utility model is to provide an inclined shuttle type clamping and opening clamp, which includes a workbench, a first telescopic machine, a second telescopic machine, a pair of upper clamping rings, two pairs of lower chucks, and an inclined shuttle push rod. The first telescopic machine drives the pair of upper clamping rings to clamp and release the workpiece, and the second telescopic machine drives the inclined shuttle push rod and the two pairs of lower chucks to clamp and release the workpiece and eject the workpiece at the same time, thereby achieving the beneficial effect of intelligent and fully automated processing, effectively saving labor costs while avoiding the occurrence of work-related accidents, realizing cost reduction and efficiency improvement, and intelligent and standardized industrial modernization development. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic top view of the overall structure of the first embodiment of the present invention in a separated state;

[0026] Figure 2 This is a front longitudinal sectional schematic diagram of the overall structure of the separated state of the first embodiment of the present invention;

[0027] Figure 3 This is a schematic top view of the overall structure of the clamping state of the first embodiment of the present invention;

[0028] Figure 4 This is a front longitudinal sectional schematic diagram of the overall structure of the clamping state of the first embodiment of the present invention;

[0029] Figure 5 This is a front view schematic diagram of the overall structure of a pair of movable blocks in the first embodiment of the present utility model;

[0030] Figure 6 This is a front view schematic diagram of the overall structure of the inclined shuttle push rod in the separated state of the first embodiment of the present invention;

[0031] Figure 7 This is a front view schematic diagram of the overall structure of the inclined shuttle push rod in the clamping state of the first embodiment of the present invention;

[0032] Figure 8 This is a schematic top view of the overall structure of the second embodiment of the present invention in a separated state;

[0033] Figure 9 This is a schematic top view of the overall structure of the clamping state of the second embodiment of the present invention. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0035] In this specific embodiment 1, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 As shown, an oblique shuttle type clamping and opening fixture includes a workbench 1, a first telescopic machine 2, a second telescopic machine 22, a pair of upper clamping rings, two pairs of lower clamps, and an oblique shuttle ejector rod 14;

[0036] The first telescopic machine 2 is fixed to one end of the top surface of the workbench 1 by a number of bolts 3, the second telescopic machine 22 is fixed on the first cross piece 23 below the workbench 1, and the upper part of the second telescopic machine 22 is fixed by the second cross piece 21. The inclined shuttle top rod 14 is movably arranged in the outer sleeve 20 between the table surface of the workbench 1 and the second cross piece 21, and the upper part of the inclined shuttle top rod 14 passes through the through hole preset on the table surface of the workbench 1; the two pairs of lower chucks are respectively arranged on the four peripheries of the inclined shuttle top rod 14 exposed to the top surface of the workbench 1, and a pair of upper clamping rings are covered on the outer periphery of the two pairs of lower chucks.

[0037] In this specific embodiment 1, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 、 Figure 7 As shown, the two pairs of lower chucks are four groups of safety-identical bases 17, springs 16 and movable blocks 12, and the four bases 17 are fixed in pairs on the four edges of the preset transparent holes on the table surface of the workbench 1 through a number of bolts 3; each of the movable blocks 12 is arranged as a slope 122 that protrudes and retracts on one side, and a notched step 121 is provided at the upper end of each of the slopes 122. A square cavity 123 is provided at the lower part of each of the movable blocks 12, and the square cavity 123 of each of the movable blocks 12 is clamped on one of the bases 17 and is sleeved with one of the springs 16. The width of the square cavity 123 is greater than the width of the base 17, so as to facilitate the horizontal movement of the movable block 12.

[0038] In this specific embodiment 1, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 、 Figure 7As shown, a pair of upper clamping rings include a left clamping ring and a right clamping ring, the lower left end of the left clamping ring is movably inserted into a pair of slide grooves 4 fixedly arranged on the top surface of the workbench 1, and the middle left end of the left clamping ring is fixedly connected to the right end of the telescopic rod 10 of the first telescopic machine 2 through a first connecting buckle 11, and the telescopic movement of the telescopic rod 10 of the first telescopic machine 2 drives the left clamping ring to slide horizontally left and right in the pair of slide grooves 4; the lower part of the right clamping ring is fixed to the top surface of the workbench 1 by a number of bolts 3; a pair of upper clamping rings wraps the two pairs of lower clamps, and the four movable blocks 12 of the two pairs of lower clamps perform horizontal movements of contraction, gathering, and opening and separating on all sides in the cavity formed by the four bases 17 and the pair of upper clamping rings.

[0039] In this specific embodiment 1, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 As shown, the bottom end of the inclined shuttle top rod 14 is fixedly connected to the top end of the telescopic rod 19 of the second telescopic machine 22 through a second connecting buckle 18, and the telescopic rod 19 of the second telescopic machine 22 is telescopically driven to drive the inclined shuttle top rod 14 to move up and down in the outer sleeve 20; the middle part of the inclined shuttle top rod 14 is set as a cone with a thin top and a thick bottom, and the corresponding part is removed on the cone so that the remaining part is a "cross" shape with four smooth oblique ribs 26, each of the smooth oblique ribs 26 and the inclined surface 122 of one of the movable blocks 12 are squeezed and dislocated with each other; a disc platform 25 is set at the intersection of the middle and upper parts of the inclined shuttle top rod 14, and the upper center of the inclined shuttle top rod 14 is set as a cylindrical rod 24.

[0040] In this specific embodiment 1, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 As shown, the left clamping ring and the right clamping ring of a pair of the upper clamping rings, or corresponding rectangular clamping openings 9 of the same shape and size, form a rectangular left clamping ring 5 and a rectangular right clamping ring 8. A pair of concave arc snap-fits 6 are set at the joints at both ends of the rectangular left clamping ring 5, and a pair of convex arc snap-fits 7 are set at the joints at both ends of the rectangular right clamping ring 8, forming a closed connection and separation.

[0041] In this specific embodiment 2, if Figure 8 、 Figure 9As shown, the left clamping ring and the right clamping ring of a pair of the upper clamping rings, or the corresponding semicircular clamping openings 91 of the same shape and size, form a circular left clamping ring 51 and a circular right clamping ring 81. A pair of concave arc snap-fits 6 are set at the joints at both ends of the circular left clamping ring 51, and a pair of convex arc snap-fits 7 are set at the joints at both ends of the circular right clamping ring 81, forming a closed connection and separation.

[0042] Technical features and working principles

[0043] First, the telescopic rod 10 of the first telescopic machine 2 contracts, driving the left clamping ring to move horizontally to the left in the pair of slide grooves 4;

[0044] Furthermore, the telescopic rod 19 of the second telescopic machine 22 is extended, driving the inclined shuttle top rod 14 to move upward;

[0045] Furthermore, the four smooth oblique ribs 26 in the middle of the oblique shuttle push rod 14 move upward, respectively squeezing the oblique surfaces 122 of the four movable blocks 12. The four movable blocks 12 slide horizontally in four directions under pressure, while compressing the spring 16 between the square cavity 123 of the movable block 12 and the upper end of the base 17, until the movable block 12 slides horizontally to the inner wall of the upper clamping ring or a pair of sliding grooves, and the oblique shuttle push rod 14 stops rising.

[0046] Furthermore, the external automatic gripping arm grips the workpiece 15 and sleeves it from top to bottom on the cylindrical rod 24 and the wafer platform 25 on the upper part of the inclined shuttle ejector rod 15;

[0047] Furthermore, the telescopic rod 19 of the second telescopic machine 22 contracts, driving the inclined shuttle push rod 14 to synchronously descend with the workpiece 15, and the four movable blocks 12 are synchronously moved horizontally toward the center under the elastic force of the spring 16 until the four notched steps 121 at the upper ends of the four movable blocks 12 form a gathering cavity 13, clamping the lower part of the workpiece 15;

[0048] Furthermore, the telescopic rod 10 of the first telescopic machine 2 is extended, driving the left clamping ring to move horizontally to the right in the pair of slide grooves 4, and cooperates with the right clamping ring to clamp and fix the middle part of the workpiece 15;

[0049] Furthermore, the external automatic processing arm processes the workpiece 15, and after the processing is completed;

[0050] Furthermore, the telescopic rod 10 of the first telescopic machine 2 contracts, driving the left clamping ring to move horizontally to the left in the pair of slide grooves 4, thereby releasing the clamping of the workpiece 15;

[0051] Furthermore, the telescopic rod 19 of the second telescopic machine 22 is extended, driving the inclined shuttle push rod 14 to rise, pushing the workpiece 15 upward, so that the automatic gripping arm can take it away and replace it with the workpiece 15 to be processed;

[0052] This cycle repeats itself to meet the process requirements of intelligent and automated clamping processing.

[0053] Compared with the prior art, the advantages of the present invention are as follows:

[0054] The purpose of the utility model is to provide an inclined shuttle type clamping and opening clamp, which includes a workbench, a first telescopic machine, a second telescopic machine, a pair of upper clamping rings, two pairs of lower chucks, and an inclined shuttle push rod. The first telescopic machine drives the pair of upper clamping rings to clamp and release the workpiece, and the second telescopic machine drives the inclined shuttle push rod and the two pairs of lower chucks to clamp and release the workpiece and eject the workpiece at the same time, thereby achieving the beneficial effect of intelligent and fully automated processing, effectively saving labor costs while avoiding the occurrence of work-related accidents, realizing cost reduction and efficiency improvement, and intelligent and standardized industrial modernization development.

[0055] Finally, it should be noted that the specific embodiments described herein are merely illustrative of the spirit of this utility model and are not intended to limit its implementation. Those skilled in the art of the present utility model may make various modifications, additions, or substitute similar methods to the described specific embodiments. It is not necessary and impossible to provide comprehensive examples of all implementations here. However, obvious changes or modifications arising from the essential spirit of this utility model remain within the scope of protection of this utility model, and interpreting them as any additional limitations is contrary to the spirit of this utility model.

Claims

1. An oblique shuttle type clamping and opening fixture, characterized by: It includes a workbench, a first telescopic machine, a second telescopic machine, a pair of upper clamping rings, two pairs of lower clamping heads, and an inclined shuttle ejector rod; The first telescopic machine is fixed to one end of the top surface of the workbench by a plurality of bolts, the second telescopic machine is fixed on the first cross bar below the workbench, the upper part of the second telescopic machine is fixed by the second cross bar, the inclined shuttle top rod is movably arranged in the outer sleeve between the table top of the workbench and the second cross bar, and the upper part of the inclined shuttle top rod passes through the through hole preset in the table top of the workbench; the two pairs of lower chucks are respectively arranged on the four peripheries of the inclined shuttle top rod exposed to the top surface of the workbench, and a pair of upper clamping rings are covered on the outer periphery of the two pairs of lower chucks.

2. The oblique shuttle type clamping and top-opening fixture according to claim 1, characterized in that: The two pairs of lower chucks are four groups of safety-identical bases, springs and movable blocks. The four bases are fixed in pairs on the four edges of the preset transparent holes on the table top of the workbench by a number of bolts; each movable block is arranged as a slope protruding and contracting on one side, and a notched step is provided at the upper end of each inclined surface. A square cavity is provided at the lower part of each movable block, and the square cavity of each movable block is clamped on one base and is sleeved with a spring. The width of the square cavity is greater than the width of the base.

3. The oblique shuttle type clamping and top-opening fixture according to claim 2, characterized in that: A pair of upper clamping rings include a left clamping ring and a right clamping ring, the lower left end of the left clamping ring is movably inserted into a pair of slide grooves fixedly provided on the top surface of the workbench, the middle left end of the left clamping ring is fixedly connected to the right end of the telescopic rod of the first telescopic machine through a first connecting buckle, and the telescopic movement of the telescopic rod of the first telescopic machine drives the left clamping ring to slide horizontally left and right in the pair of slide grooves; the lower part of the right clamping ring is fixed to the top surface of the workbench by several bolts; a pair of upper clamping rings wraps the two pairs of lower clamps, and the four movable blocks of the two pairs of lower clamps perform horizontal movements of contraction, gathering, and opening and separating on all sides in the cavity formed by the four bases and the pair of upper clamping rings.

4. The oblique shuttle type clamping and top-opening fixture according to claim 3, characterized in that: The bottom end of the inclined shuttle top rod is fixedly connected to the top end of the telescopic rod of the second telescopic machine through a second connecting buckle, and the telescopic rod of the second telescopic machine is extended and retracted to drive the inclined shuttle top rod to move up and down in the outer sleeve; the middle part of the inclined shuttle top rod is set as a cone with a thin top and a thick bottom, and a corresponding part is removed from the cone so that the remaining part is a "cross" shape with four smooth oblique ribs, and each of the smooth oblique ribs and the inclined surface of one of the movable blocks are squeezed and dislocated with each other; a disc platform is set at the intersection of the middle and upper parts of the inclined shuttle top rod, and the upper center of the inclined shuttle top rod is set as a cylindrical rod.

5. The oblique shuttle type clamping and top-opening fixture according to claim 3, characterized in that: The left clamping ring and the right clamping ring of a pair of the upper clamping rings, or corresponding rectangular clamping openings of the same shape and size, form a rectangular left clamping ring and a rectangular right clamping ring. A pair of concave arc snaps are set at the joints at both ends of the rectangular left clamping ring and a pair of convex arc snaps are set at the joints at both ends of the rectangular right clamping ring to form a closed connection and separation.

6. The oblique shuttle type clamping and top-opening fixture according to claim 5, characterized in that: The left clamping ring and the right clamping ring of a pair of the upper clamping rings, or corresponding semicircular clamping openings of the same shape and size, form a circular left clamping ring and a circular right clamping ring. A pair of the concave arc snap-fits are set at the joints at both ends of the circular left clamping ring, and a pair of the convex arc snap-fits are set at the joints at both ends of the circular right clamping ring to form a closed connection and separation.

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