Semiconductor tool clamp

Abstract

The utility model discloses a semiconductor work fixture which comprises a base plate, a bearing assembly, first pressing assemblies and second pressing assemblies, the bearing assembly, the first pressing assemblies and the second pressing assemblies are all arranged on the base plate, the first pressing assemblies are located on the two sides of the bearing assembly, and the second pressing assemblies are located on the other two sides of the bearing assembly; wherein the bearing assembly is used for bearing and positioning a workpiece; the first pressing assembly is used for clamping and pressing two sides of the upper end of the workpiece; and the second pressing assembly is used for clamping and pressing the other two sides of the lower end of the workpiece. By the adoption of the structural design of the bearing assembly, the first pressing assembly and the second pressing assembly, assembly and disassembly are convenient, manpower and material resources are reduced, the production efficiency is improved, the downtime of machining equipment is shortened, clamping is convenient and stable, workpieces are not prone to displacement or damage caused by clamping, the yield of the workpieces is effectively increased, cost is reduced, efficiency is improved, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of clamp, especially to a semiconductor tool clamp. BACKGROUND

[0002] In prior art, the clamp is widely used in industrial field, and the workpiece is clamped and fixed by the clamp to facilitate better processing, at present, the semiconductor workpiece can be divided into regular body and irregular body, and the existing semiconductor tool clamp still has the problems of unstable clamping, difficult clamping, workpiece easy to run, easy to clamp and inconvenient to use during positioning and fixing due to the irregular body of the workpiece.

[0003] For the problems of unstable clamping, difficult clamping, workpiece easy to run, easy to clamp and inconvenient to use of the semiconductor tool clamp in the prior art, no effective solution has been proposed. SUMMARY

[0004] Therefore, it is necessary to provide a semiconductor tool clamp to at least solve the problems of unstable clamping, difficult clamping, workpiece easy to run, easy to clamp and inconvenient to use of the semiconductor tool clamp in the prior art.

[0005] The utility model adopts a technical scheme as follows: the utility model provides a semiconductor tool clamp, including bottom plate, support assembly, first pressure assembly and second pressure assembly, the support assembly, the first pressure assembly and the second pressure assembly all are located on the bottom plate, the first pressure assembly sets up in the lateral both sides of support assembly, the second pressure assembly sets up in the longitudinal both sides of support assembly, wherein, the support assembly is used for supporting and positioning workpiece, the first pressure assembly is used for pressing the upper end of workpiece on the support assembly, the second pressure assembly is used for pressing the lower end of workpiece on the support assembly.

[0006] In some embodiments, the support assembly includes a base, a plurality of lifting cylinders and a plurality of groups of spring needle units, the base is fixed to the bottom plate, a plurality of lifting cylinders are provided on the base, the two sides of the base are connected to an external air pump through an air nozzle, the upper end of the base is connected to a plurality of lifting cylinders respectively, a plurality of groups of spring needle units are respectively and one-to-one embedded in the upper surfaces of a plurality of lifting cylinders, and a plurality of groups of spring needle units form a workpiece positioning area; wherein, when the external air pump supplies air to the base, a plurality of groups of spring needle units can perform up-down telescopic movement at corresponding a plurality of lifting cylinders, so as to press the workpiece out of a fixed shape; when the external air pump stops supplying air to the base, a plurality of groups of spring needle units are fixed on corresponding a plurality of lifting cylinders, so as to fix the workpiece.

[0007] In some embodiments, the plurality of lifting cylinders are three lifting cylinders, each of which is equidistantly arranged on the base, and the plurality of groups of the needle units are three groups of the needle units, each of which is correspondingly embedded at the upper surface of the three lifting cylinders.

[0008] In some embodiments, the three lifting cylinders include a first lifting cylinder, a second lifting cylinder, and a third lifting cylinder, the second lifting cylinder is located at the middle of the base, and the first lifting cylinder and the third lifting cylinder are respectively located at the two sides of the second lifting cylinder.

[0009] In some embodiments, the first pressing assembly includes a first pressing device and a second pressing device, the first pressing device and the second pressing device are respectively arranged at two opposite sides of the supporting assembly, the first pressing device includes a first adjusting cylinder, a first clamping cylinder, and a first pressing block, the first adjusting cylinder is fixed on the bottom plate, one side of the first adjusting cylinder is connected to an external air pump through an air nozzle, the first clamping cylinder is arranged on the air rod of the first adjusting cylinder, one side of the first clamping cylinder is connected to the external air pump through an air nozzle, and the first pressing block is arranged on the air rod of the first clamping cylinder; when the external air pump supplies air to the first adjusting cylinder, the air rod of the first adjusting cylinder drives the first clamping cylinder to move away from the workpiece on the workpiece positioning area, when the external air pump stops supplying air to the first adjusting cylinder, the air rod of the first adjusting cylinder drives the first clamping cylinder to move close to the workpiece on the workpiece positioning area; when the external air pump supplies air to the first clamping cylinder, the air rod of the first clamping cylinder drives the first pressing block to move away from the workpiece on the workpiece positioning area, and when the external air pump stops supplying air to the first clamping cylinder, the air rod of the first clamping cylinder drives the first pressing block to press the workpiece on the workpiece positioning area.

[0010] In some embodiments, the second pressing device comprises a second adjusting cylinder, a second clamping cylinder and a second pressing block. The second adjusting cylinder is fixed on the bottom plate and one side of the second adjusting cylinder is connected to an external air pump through an air nozzle. The second clamping cylinder is arranged on the air rod of the second adjusting cylinder and one side of the second clamping cylinder is connected to the external air pump through an air nozzle. The second pressing block is arranged on the air rod of the second clamping cylinder. When the external air pump supplies air to the second adjusting cylinder, the air rod of the second adjusting cylinder drives the second clamping cylinder to move away from the workpiece on the workpiece positioning area. When the external air pump stops supplying air to the second adjusting cylinder, the air rod of the second adjusting cylinder drives the second clamping cylinder to move close to the workpiece on the workpiece positioning area. When the external air pump supplies air to the second clamping cylinder, the air rod of the second clamping cylinder drives the second pressing block to move away from the workpiece on the workpiece positioning area. When the external air pump stops supplying air to the second clamping cylinder, the air rod of the second clamping cylinder drives the second pressing block to press the workpiece on the workpiece positioning area.

[0011] In some embodiments, the upper surface of the first clamping cylinder and the upper surface of the second clamping cylinder are both provided with a pressing block accommodation groove.

[0012] In some embodiments, the second pressing assembly comprises a third pressing device and a fourth pressing device. The third pressing device and the fourth pressing device are arranged on the other two sides of the supporting assembly and are arranged oppositely. The third pressing device comprises a third clamping cylinder and a third pressing block. The third clamping cylinder is fixed on the bottom plate and one side of the third clamping cylinder is connected to an external air pump through an air nozzle. The third pressing block is arranged on the air rod of the third clamping cylinder. When the external air pump supplies air to the third clamping cylinder, the air rod of the third clamping cylinder drives the third pressing block to move away from the workpiece on the workpiece positioning area. When the external air pump stops supplying air to the third clamping cylinder, the air rod of the third clamping cylinder drives the third pressing block to press the workpiece on the workpiece positioning area.

[0013] In some embodiments, the fourth pressing device comprises a fourth clamping cylinder and a fourth pressing block. The fourth clamping cylinder is fixed on the bottom plate and one side of the fourth clamping cylinder is connected to an external air pump through an air nozzle. The fourth pressing block is arranged on the air rod of the fourth clamping cylinder. When the external air pump supplies air to the fourth clamping cylinder, the air rod of the fourth clamping cylinder drives the fourth pressing block to move away from the workpiece on the workpiece positioning area. When the external air pump stops supplying air to the fourth clamping cylinder, the air rod of the fourth clamping cylinder drives the fourth pressing block to press the workpiece on the workpiece positioning area.

[0014] Compared with the prior art, the semiconductor workpiece clamp has the advantages that: the support assembly adopts the structure design of the elastic needle unit, thereby effectively positioning and preliminarily positioning the irregular semiconductor workpiece; the first clamping assembly is adopted, thereby compressing the upper end of the irregular semiconductor workpiece, so that the irregular semiconductor workpiece is further fixed in the workpiece positioning area formed by the elastic needle unit; the second compression assembly is adopted, thereby compressing the lower end of the irregular semiconductor workpiece, so that the irregular semiconductor workpiece is completely fixed in the workpiece positioning area formed by the elastic needle unit; the semiconductor workpiece clamp is convenient to assemble and disassemble, reduces the manpower and material resources, improves the production efficiency, reduces the downtime of the processing equipment, is convenient and stable to clamp, is not easy to cause the workpiece to shift and is not easy to clamp and injure the workpiece, effectively improves the yield of the workpiece, reduces the cost and increases the efficiency, and has high practicability. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is an assembly structure schematic view of the embodiment of the application and the workpiece;

[0016] Figure 2 is a whole structure schematic view of the embodiment of the application;

[0017] Figure 3 is a structure schematic view of the support assembly of the embodiment of the application;

[0018] Figure 4 is a structure schematic view of the first compression assembly of the embodiment of the application;

[0019] Figure 5 is a structure schematic view of the second compression assembly of the embodiment of the application.

[0020] Reference signs:

[0021] 100, bottom plate;

[0022] 200, support assembly; 21, base; 22, lifting cylinder; 221, first lifting cylinder; 222, second lifting cylinder; 223, third lifting cylinder; 23, elastic needle unit;

[0023] 300, first compression assembly; 31, first compression device; 311, first adjusting cylinder; 312, first clamping cylinder; 313, first pressing block; 32, second compression device; 321, second adjusting cylinder; 322, second clamping cylinder; 323, second pressing block; 33, pressing block displacement slot;

[0024] 400, second compression assembly; 41, third compression device; 411, third clamping cylinder; 412, third pressing block; 42, fourth compression device; 421, fourth clamping cylinder; 422, fourth pressing block;

[0025] 500, Workpiece. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0027] It should be noted that when a component is referred to as "mounted on" another component, it can be directly mounted on the other component or there can be a middle component. When a component is referred to as "disposed on" another component, it can be directly disposed on the other component or there can be a middle component. When a component is referred to as "fixed on" another component, it can be directly fixed on the other component or there can be a middle component.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the description of the present application herein only for the purpose of describing specific embodiments of the present application, and is not intended to limit the present application. The term "or / and" used herein includes any and all combinations of one or more related listed items.

[0029] Referring to Figures 1 to 5 The embodiment of the present application provides a semiconductor tool clamp, which comprises a bottom plate 100, a supporting assembly 200, a first pressing assembly 300 and a second pressing assembly 400. The supporting assembly 200, the first pressing assembly 300 and the second pressing assembly 400 are all arranged on the bottom plate 100. The first pressing assembly 300 is arranged on the transverse two sides of the supporting assembly 200, and the second pressing assembly 400 is arranged on the longitudinal two sides of the supporting assembly 200. The supporting assembly 200 is used for supporting and positioning a workpiece 500. The first pressing assembly 300 is used for pressing the upper end of the workpiece 500 at the supporting assembly 200. The second pressing assembly 400 is used for pressing the lower end of the workpiece 500 at the supporting assembly 200.

[0030] It should be noted that in this way, the supporting assembly 200 adopts the structure design of the elastic needle unit 23 to effectively position and preliminarily position the irregular semiconductor workpiece 500, and then adopts the structure design of the first clamping assembly 300 to press the upper end of the irregular semiconductor workpiece 500, so that the irregular semiconductor workpiece 500 is further fixed in the workpiece positioning area formed by the elastic needle unit 23, and finally adopts the structure design of the second pressing assembly 400 to press the lower end of the irregular semiconductor workpiece 500, so that the irregular semiconductor workpiece 500 is completely fixed in the workpiece positioning area formed by the elastic needle unit 23. It is convenient to install and disassemble, reduces manpower and material resources, improves production efficiency, reduces downtime of processing equipment, clamps conveniently and stably, and the workpiece 500 is not easy to shift and not easy to be clamped, effectively improves the yield of the workpiece, and reduces cost and increases efficiency.

[0031] In order to realize the function of preliminarily positioning and fixing the irregular workpiece 500, in some optional embodiments, the supporting assembly 200 includes a base 21, a plurality of lifting cylinders 22 and a plurality of sets of elastic needle units 23. The base 21 is fixed on the bottom plate 100, the plurality of lifting cylinders 22 are arranged on the base 21, the two sides of the base 21 are connected with an external air pump through an air nozzle, the upper end of the base 21 is connected with the plurality of lifting cylinders 22, the plurality of sets of elastic needle units 23 are embedded on the upper surfaces of the plurality of lifting cylinders 22 one by one, and the plurality of sets of elastic needle units 23 form a workpiece positioning area. When the external air pump supplies air to the base 21, the plurality of sets of elastic needle units 23 can perform up-down stretching motion at the corresponding plurality of lifting cylinders 22, so as to press the workpiece 500 into a fixed shape. When the external air pump stops supplying air to the base 21, the plurality of sets of elastic needle units 23 are fixed on the corresponding plurality of lifting cylinders 22, so as to fix the workpiece 500.

[0032] It should be noted that in this way, the external air pump supplies air to the base 21 through the air nozzle to control the elastic needle unit 23 to stretch and retract, so as to press the irregular workpiece 500 on the surface of the elastic needle unit 23. According to the shape of the bottom of the irregular workpiece 500, the workpiece positioning area forms a shape matched with the shape of the bottom of the irregular workpiece 500. After the shaping is completed, the external air pump stops supplying air to the base 21 through the air nozzle, so that the shape of the workpiece positioning area is fixed, and the function of preliminarily positioning and fixing the irregular workpiece 500 is realized.

[0033] In order to further realize the function of preliminary positioning and fixing of the irregular workpiece 500, in some optional embodiments, the plurality of lifting cylinders 22 are three lifting cylinders 22, each of which is arranged on the base 21 at equal intervals, and the plurality of groups of needle units 23 are three groups of needle units 23, each of which is embedded in the upper surface of the three lifting cylinders 22 one by one. The driving cylinder is used as the power source, which has the advantage of lower cost and higher accuracy.

[0034] In some optional embodiments, the three lifting cylinders 22 include a first lifting cylinder 221, a second lifting cylinder 222, and a third lifting cylinder 223. The second lifting cylinder 222 is located in the middle of the base 21, and the first lifting cylinder 221 and the third lifting cylinder 223 are respectively located on both sides of the second lifting cylinder 222.

[0035] In order to realize the further fixing function of the irregular workpiece 500, in some optional embodiments, the first pressing assembly 300 includes a first pressing device 31 and a second pressing device 32, which are respectively arranged on both sides of the supporting assembly 200 and oppositely arranged. The first pressing device 31 includes a first adjusting cylinder 311, a first clamping cylinder 312, and a first pressing block 313. The first adjusting cylinder 311 is fixed on the bottom plate 100, and one side of the first adjusting cylinder 311 is connected to the external air pump through the air nozzle. The first clamping cylinder 312 is arranged on the air rod of the first adjusting cylinder 311, and one side of the first clamping cylinder 312 is connected to the external air pump through the air nozzle. The first pressing block 313 is arranged on the air rod of the first clamping cylinder 312. When the external air pump supplies air to the first adjusting cylinder 311, the air rod of the first adjusting cylinder 311 drives the first clamping cylinder 312 to move away from the workpiece 500 on the workpiece positioning area. When the external air pump stops supplying air to the first adjusting cylinder 311, the air rod of the first adjusting cylinder 311 drives the first clamping cylinder 312 to move close to the workpiece 500 on the workpiece positioning area. When the external air pump supplies air to the first clamping cylinder 312, the air rod of the first clamping cylinder 312 drives the first pressing block 313 to move away from the workpiece 500 on the workpiece positioning area. When the external air pump stops supplying air to the first clamping cylinder 312, the air rod of the first clamping cylinder 312 drives the first pressing block 313 to press the workpiece 500 on the workpiece positioning area.

[0036] It should be noted that, in this way, by adopting the structural design of the first pressing device 31 and the second pressing device 32, the first adjusting cylinder 311 drives the first clamping cylinder 312 and the first pressing block 313 to approach or move away from the workpiece 500 on the workpiece positioning area, and the air rod of the first clamping cylinder 312 drives the first pressing block 313 to approach or move away from the workpiece 500 on the workpiece positioning area. The first adjusting cylinder 311 and the first clamping cylinder 312 adopt a driving cylinder as a power source, have high accuracy, and the first pressing block 313 can well press down the upper end of the workpiece 500, so that the workpiece 500 and the workpiece positioning area are more closely fixed and clamped, and the workpiece 500 is not easy to shift and is not easy to be clamped.

[0037] In some optional embodiments, the second pressing device 32 includes a second adjusting cylinder 321, a second clamping cylinder 322, and a second pressing block 323. The second adjusting cylinder 321 is fixed on the bottom plate 100, and one side of the second adjusting cylinder 321 is connected in communication with an external air pump through an air nozzle. The second clamping cylinder 322 is arranged on the air rod of the second adjusting cylinder 321, one side of the second clamping cylinder 322 is connected in communication with the external air pump through an air nozzle, and the second pressing block 323 is arranged on the air rod of the second clamping cylinder 322. When the external air pump supplies air to the second adjusting cylinder 321, the air rod of the second adjusting cylinder 321 drives the second clamping cylinder 322 to move away from the workpiece 500 on the workpiece positioning area. When the external air pump stops supplying air to the second adjusting cylinder 321, the air rod of the second adjusting cylinder 321 drives the second clamping cylinder 322 to approach the workpiece 500 on the workpiece positioning area. When the external air pump supplies air to the second clamping cylinder 322, the air rod of the second clamping cylinder 322 drives the second pressing block 323 to move away from the workpiece 500 on the workpiece positioning area. When the external air pump stops supplying air to the second clamping cylinder 322, the air rod of the second clamping cylinder 322 drives the second pressing block 323 to press the workpiece 500 on the workpiece positioning area.

[0038] In some optional embodiments, the upper surfaces of the first clamping cylinder 312 and the second clamping cylinder 322 are each provided with a pressing block displacement groove 33.

[0039] In order to realize the function of stably fixing the irregular workpiece 500 in the workpiece positioning area, in some optional embodiments, the second pressing assembly 400 comprises a third pressing device 41 and a fourth pressing device 42, which are respectively arranged on the other two sides of the supporting assembly 200 and oppositely arranged, the third pressing device 41 comprises a third clamping cylinder 411 and a third pressing block 412, the third clamping cylinder 411 is fixed on the bottom plate 100, one side of the third clamping cylinder 411 is communicated with the external air pump through the air nozzle, and the third pressing block 412 is arranged on the air rod of the third clamping cylinder 411; when the external air pump supplies air to the third clamping cylinder 411, the air rod of the third clamping cylinder 411 drives the third pressing block 412 to move away from the workpiece 500 on the workpiece positioning area, and when the external air pump stops supplying air to the third clamping cylinder 411, the air rod of the third clamping cylinder 411 drives the third pressing block 412 to press the workpiece 500 on the workpiece positioning area.

[0040] It should be noted that, by adopting the structural design of the third pressing device 41 and the fourth pressing device 42, the function of clamping the lower end of the workpiece 500 in the workpiece positioning area is realized, and the clamping part is formed between the workpiece positioning area, the third pressing device 41 and the fourth pressing device 42.

[0041] In some optional embodiments, the fourth pressing device 42 comprises a fourth clamping cylinder 421 and a fourth pressing block 422, the fourth clamping cylinder 421 is fixed on the bottom plate 100, one side of the fourth clamping cylinder 421 is communicated with the external air pump through the air nozzle, and the fourth pressing block 422 is arranged on the air rod of the fourth clamping cylinder 421; when the external air pump supplies air to the fourth clamping cylinder 421, the air rod of the fourth clamping cylinder 421 drives the fourth pressing block 422 to move away from the workpiece 500 on the workpiece positioning area, and when the external air pump stops supplying air to the fourth clamping cylinder 421, the air rod of the fourth clamping cylinder 421 drives the fourth pressing block 422 to press the workpiece 500 on the workpiece positioning area.

[0042] Those skilled in the art should recognize that the above embodiments are only used to illustrate the present application, and are not used as a limitation of the present application, and as long as the above embodiments are appropriately changed and changed within the scope of the spirit of the present application, they fall within the scope of the present application.

Claims

1. A semiconductor tooling fixture, comprising: The utility model provides a workpiece positioning device, including bottom plate (100), support assembly (200), first pressure assembly (300) and second pressure assembly (400), support assembly (200), first pressure assembly (300) and second pressure assembly (400) all are located on bottom plate (100), first pressure assembly (300) sets up in the lateral both sides of support assembly (200), and second pressure assembly (400) sets up in the longitudinal both sides of support assembly (200), wherein, support assembly (200) is used for supporting positioning workpiece (500), first pressure assembly (300) is used for the upper end of workpiece (500) is pressed tightly on support assembly (200), and second pressure assembly (400) is used for the lower end of workpiece (500) is pressed tightly on support assembly (200).

2. The semiconductor tooling clamp of claim 1, wherein, The support assembly (200) includes a base (21), a plurality of lifting cylinders (22), and a plurality of groups of elastic needle units (23). The base (21) is fixed on the bottom plate (100). The plurality of lifting cylinders (22) are arranged on the base (21). The two sides of the base (21) are connected in communication with an external air pump through air nozzles. The upper ends of the base (21) are connected in communication with the plurality of lifting cylinders (22), respectively. The plurality of groups of elastic needle units (23) are embedded in the upper surfaces of the plurality of lifting cylinders (22) one by one, respectively. The plurality of groups of elastic needle units (23) form a workpiece positioning area. When the external air pump supplies air to the base (21), the plurality of groups of elastic needle units (23) can perform up-and-down telescopic movement at the corresponding plurality of lifting cylinders (22), so as to press the workpiece (500) into a fixed shape. When the external air pump stops supplying air to the base (21), the plurality of groups of elastic needle units (23) are fixed on the corresponding plurality of lifting cylinders (22), thereby fixing the workpiece (500).

3. The semiconductor tooling clamp of claim 2, wherein, The plurality of lifting cylinders (22) are three lifting cylinders (22). Each lifting cylinder (22) is arranged at equal intervals on the base (21). The plurality of groups of elastic needle units (23) are three groups of elastic needle units (23). The three groups of elastic needle units (23) are embedded in the upper surfaces of the three lifting cylinders (22) one by one, respectively.

4. The semiconductor tooling clamp of claim 2, wherein, The three lifting cylinders (22) include a first lifting cylinder (221), a second lifting cylinder (222), and a third lifting cylinder (223). The second lifting cylinder (222) is located in the middle of the base (21). The first lifting cylinder (221) and the third lifting cylinder (223) are located on the two sides of the second lifting cylinder (222), respectively.

5. The semiconductor tooling clamp of claim 2, wherein, The first pressing assembly (300) comprises a first pressing device (31) and a second pressing device (32), the first pressing device (31) and the second pressing device (32) are respectively arranged on two opposite sides of the supporting assembly (200), the first pressing device (31) comprises a first adjusting cylinder (311), a first clamping cylinder (312) and a first pressing block (313), the first adjusting cylinder (311) is fixed on the bottom plate (100), one side of the first adjusting cylinder (311) is communicated with an external air pump through an air nozzle, the first clamping cylinder (312) is arranged on the air rod of the first adjusting cylinder (311), one side of the first clamping cylinder (312) is communicated with the external air pump through an air nozzle, and the first pressing block (313) is arranged on the air rod of the first clamping cylinder (312); when the external air pump supplies air to the first adjusting cylinder (311), the air rod of the first adjusting cylinder (311) drives the first clamping cylinder (312) to move away from the workpiece (500) on the workpiece positioning area; when the external air pump stops supplying air to the first adjusting cylinder (311), the air rod of the first adjusting cylinder (311) drives the first clamping cylinder (312) to move close to the workpiece (500) on the workpiece positioning area; when the external air pump supplies air to the first clamping cylinder (312), the air rod of the first clamping cylinder (312) drives the first pressing block (313) to move away from the workpiece (500) on the workpiece positioning area; when the external air pump stops supplying air to the first clamping cylinder (312), the air rod of the first clamping cylinder (312) drives the first pressing block (313) to press the workpiece (500) on the workpiece positioning area.

6. The semiconductor tooling clamp of claim 5, wherein, The second pressing device (32) comprises a second adjusting cylinder (321), a second clamping cylinder (322) and a second pressing block (323), the second adjusting cylinder (321) is fixed on the bottom plate (100), and one side of the second adjusting cylinder (321) is connected with an external air pump in communication through an air nozzle, the second clamping cylinder (322) is arranged on the air rod of the second adjusting cylinder (321), one side of the second clamping cylinder (322) is connected with an external air pump in communication through an air nozzle, and the second pressing block (323) is arranged on the air rod of the second clamping cylinder (322); when the external air pump supplies air to the second adjusting cylinder (321), the air rod of the second adjusting cylinder (321) drives the second clamping cylinder (322) to move away from the workpiece (500) on the workpiece positioning area, when the external air pump stops supplying air to the second adjusting cylinder (321), the air rod of the second adjusting cylinder (321) drives the second clamping cylinder (322) to move close to the workpiece (500) on the workpiece positioning area, when the external air pump supplies air to the second clamping cylinder (322), the air rod of the second clamping cylinder (322) drives the second pressing block (323) to move away from the workpiece (500) on the workpiece positioning area, and when the external air pump stops supplying air to the second clamping cylinder (322), the air rod of the second clamping cylinder (322) drives the second pressing block (323) to press the workpiece (500) on the workpiece positioning area.

7. The semiconductor tooling clamp of claim 6, wherein, The upper surfaces of the first clamping cylinder (312) and the second clamping cylinder (322) are provided with pressing block accommodation grooves (33).

8. The semiconductor tooling clamp of claim 2, wherein, The second pressing assembly (400) comprises a third pressing device (41) and a fourth pressing device (42), the third pressing device (41) and the fourth pressing device (42) are arranged on the other two sides of the supporting assembly (200) and are arranged oppositely, the third pressing device (41) comprises a third clamping cylinder (411) and a third pressing block (412), the third clamping cylinder (411) is fixed on the bottom plate (100), and one side of the third clamping cylinder (411) is connected with an external air pump in communication through an air nozzle, the third pressing block (412) is arranged on the air rod of the third clamping cylinder (411); when the external air pump supplies air to the third clamping cylinder (411), the air rod of the third clamping cylinder (411) drives the third pressing block (412) to move away from the workpiece (500) on the workpiece positioning area, when the external air pump stops supplying air to the third clamping cylinder (411), the air rod of the third clamping cylinder (411) drives the third pressing block (412) to press the workpiece (500) on the workpiece positioning area.

9. The semiconductor tooling clamp of claim 8, wherein, The fourth pressing device (42) comprises a fourth clamping cylinder (421) and a fourth pressing block (422), the fourth clamping cylinder (421) is fixed on the bottom plate (100), one side of the fourth clamping cylinder (421) is communicated with an external air pump through an air nozzle, and the fourth pressing block (422) is arranged on a gas rod of the fourth clamping cylinder (421); when the external air pump supplies air to the fourth clamping cylinder (421), the gas rod of the fourth clamping cylinder (421) drives the fourth pressing block (422) to move away from a workpiece (500) on the workpiece positioning area, and when the external air pump stops supplying air to the fourth clamping cylinder (421), the gas rod of the fourth clamping cylinder (421) drives the fourth pressing block (422) to press the workpiece (500) on the workpiece positioning area.

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