CN220805920U - Jig and laser processing equipment - Google Patents

Abstract

The utility model discloses a jig and laser processing equipment, wherein the jig is used for fixing a product with an inner cavity, and comprises a storage plate, a pushing block assembly, a driving piece and a stop block, wherein the storage plate is provided with a storage surface, and the storage surface is used for storing the product; the pushing block component is arranged on the object placing surface in a sliding manner; the driving piece is arranged on one side of the object placing surface and is used for driving the pushing block assembly to reciprocate on the object placing surface so as to enable the pushing block assembly to prop against a cavity wall of the inner cavity; the stop block is arranged on the object placing surface and opposite to the pushing block assembly, and the stop block is used for propping against the other cavity wall opposite to the inner cavity. According to the jig, the clamping of the product is realized from the inner cavity of the product, so that shielding of the outer surface of the product due to pressing is avoided, and normal processing of the laser on the outer surface of the product is ensured.

Description

Jig and laser processing equipment

Technical Field

The utility model relates to the technical field of laser processing, in particular to a jig and laser processing equipment.

Background

PVD (Physical Vapor Deposition ) is a process of plating some metal surfaces with other metals or alloys using the principle of electrolysis, for example, plating the exterior surface of the watch case with a PVD coating. The laser PVD coating removing equipment is used for carrying out laser scanning on the PVD coating of the watch case of the product in a laser processing mode, and etching away part of the PVD coating, so that a laser etching groove with a preset track is reserved on the PVD coating of the watch case of the product.

The laser processing equipment comprises a laser and a jig, wherein the jig is used for supporting and clamping a product so as to match with the laser processing of the laser. In the related art, the jig comprises a storage plate and a pressing block, wherein the storage plate supports a product, and the pressing block presses the outer surface of the product to clamp the product. However, for the process of laser processing the outer surface of the product, the processing of the outer surface of the product by the laser can be affected to a certain extent due to the pressing shielding of the pressing block on the outer surface of the product.

Disclosure of utility model

The utility model aims to provide a jig which aims to clamp a product from an inner cavity of the product, so that shielding of the outer surface of the product due to pressing is avoided, and normal processing of the laser on the outer surface of the product is ensured.

In order to achieve the above purpose, the jig provided by the scheme of the utility model is used for fixing a product with an inner cavity, and comprises a storage plate, a push block assembly, a driving piece and a stop block, wherein the storage plate is provided with a storage surface, and the storage surface is used for storing the product; the pushing block component is arranged on the object placing surface in a sliding manner; the driving piece is arranged on one side of the object placing surface and is used for driving the pushing block assembly to reciprocate on the object placing surface so as to enable the pushing block assembly to prop against a cavity wall of the inner cavity; the stop block is arranged on the object placing surface and opposite to the pushing block assembly, and is used for propping against the other cavity wall opposite to the inner cavity.

Optionally, the object placing surface is concavely provided with a storage groove, the pushing block assembly comprises a sliding block, a pressing block and an elastic piece, and the sliding block is arranged in the storage groove; the pressing block is arranged on one side of the sliding block; one end of the elastic piece is connected to the groove wall of the storage groove, the other end of the elastic piece is connected to the sliding block, and the sliding block reciprocates along the expansion direction of the elastic piece under the driving of the driving piece so as to drive the pressing block to move and abut against the pressing block.

Optionally, two sliding protrusions are protruding on two sides of the sliding block, two limiting grooves are formed in the groove walls opposite to the containing grooves, and one sliding protrusion is arranged in one limiting groove so as to limit sliding of the sliding protrusion.

Optionally, the sliding block includes a main body and a transmission body, the main body is disposed in the storage groove, the pressing block is disposed on one side of the main body away from the storage groove, and the elastic element is connected to the main body; the transmission body comprises a first section and a second section, the first section is connected with the main body, the second section is bent and connected with the first section and penetrates through the object placing plate, and the second section moves under the top pressure of the output end of the driving piece so as to drive the first section and the main body to reciprocate along the expansion direction of the elastic piece.

Optionally, the second section is perpendicular to the first section, the second section is equipped with first direction inclined plane, the output of driving piece is equipped with the second direction inclined plane, first direction inclined plane with the second direction inclined plane is used for supporting press fit, so as to drive first section with the main part is towards compressing the direction of elastic component removes.

Optionally, the elastic component includes first elastic component and second elastic component, first elastic component with the second elastic component interval is located the both sides of first section, first elastic component with second elastic component one end respectively connect in accomodate the cell wall in groove, the other end is connected the main part. And/or the main body is provided with a mounting hole, the pressing block is provided with a connecting hole, and a fastener penetrates through the mounting hole and the connecting hole to connect the main body and the pressing block.

Optionally, the object placing surface is convexly provided with two guide blocks, the two guide blocks enclose to form a guide groove, and the pressing block is slidably arranged in the guide groove.

Optionally, the number of the pushing block assemblies is multiple, the pushing block assemblies are arranged on the object placing surface at intervals, the driving piece is provided with a plurality of output ends, one output end is used for driving one pushing block assembly to reciprocate on the object placing surface so as to prop against one cavity wall of the inner cavity, one stop block is arranged on the object placing surface and is arranged opposite to the pushing block assembly so as to match one pushing block assembly to prop against the other side cavity wall of the inner cavity.

Optionally, the jig further includes a rotating assembly, and the object placing plate is mounted at a rotating end of the rotating assembly to rotate.

The scheme of the utility model also provides laser processing equipment which comprises a laser and the jig, wherein the laser and the jig are arranged at intervals, and the laser is used for carrying out laser processing on products on the jig.

According to the technical scheme, the pushing block assembly reciprocates on the object placing surface under the driving of the driving piece so as to support one cavity wall of the inner cavity of the product, and the stop block on the opposite side of the pushing block assembly on the object placing surface is matched with the pushing block assembly to support the other cavity wall of the inner cavity of the product, so that the product is clamped on the object placing surface of the object placing plate from the inner cavity of the product.

Compare in the briquetting of current tool carries out the centre gripping in order to realize the centre gripping of product to the surface of product, can shelter from the pressfitting of the surface of product, can influence the processing of laser instrument to the surface of product to a certain extent. According to the jig, the clamping of the product is realized from the inner cavity of the product, so that shielding of the outer surface of the product due to pressing is avoided, and normal processing of the laser on the outer surface of the product is ensured.

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 required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a side view of an embodiment of a fixture according to the present utility model;

FIG. 2 is a schematic view of a structure in which the driving member drives the sliding block to translate in FIG. 1;

FIG. 3 is a top view of the structure of FIG. 2;

FIG. 4 is a schematic structural view of the carrier plate in FIG. 3;

fig. 5 is a schematic structural view of the slider in fig. 3.

Reference numerals illustrate:

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of 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.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

PVD (Physical Vapor Deposition ) is a process of plating some metal surfaces with other metals or alloys using the principle of electrolysis, for example, plating the exterior surface of the watch case with a PVD coating. PVD is widely used for coating work pieces in various industries due to its high hardness, high wear and corrosion resistance. The extra PVD coating affects the appearance and performance of the product during production, and therefore the extra PVD coating needs to be removed. However, since the PVD coating has good mechanical properties, it is difficult to remove the excess PVD coating by conventional machining methods, and good machining results cannot be obtained. The laser PVD coating removing equipment is used for carrying out laser scanning on the PVD coating of the watch case of the product in a laser processing mode, and etching away part of the PVD coating, so that a laser etching groove with a preset track is reserved on the PVD coating of the watch case of the product.

The laser processing equipment comprises a laser and a jig, wherein the jig is used for supporting and clamping a product so as to match with the laser processing of the laser. In the related art, the jig comprises a storage plate and a pressing block, wherein the storage plate supports a product, and the pressing block presses the outer surface of the product to clamp the product. However, for the process of laser processing the outer surface of the product, the processing of the outer surface of the product by the laser can be affected to a certain extent due to the pressing shielding of the pressing block on the outer surface of the product. In addition, visual positioning of the visual component on the outer surface of the product can also be affected.

In view of the above problems, the present utility model proposes a jig 100, which aims to realize clamping of a product from an inner cavity of the product, so as to avoid shielding of an outer surface of the product due to lamination, and ensure normal processing of the outer surface of the product by a laser.

Referring to fig. 1 to 3, in one embodiment of the present utility model, the jig 100 is used for fixing a product having an inner cavity, the jig 100 includes a placement plate 10, a pusher assembly 30, a driving member 50, and a stopper 70, the placement plate 10 has a placement surface for placing the product; the pushing block assembly 30 is slidably arranged on the object placing surface; the driving member 50 is disposed at one side of the object plane, and is used for driving the pushing block assembly 30 to reciprocate on the object plane so as to support a cavity wall of the inner cavity; the stop 70 is disposed on the object plane and opposite to the push block assembly 30, and the stop 70 is used for abutting against the other cavity wall opposite to the inner cavity.

Wherein the product has an interior cavity for the pusher assembly 30 to push against from the interior cavity of the product. For example, the product is selected as a watch case, the push block assembly 30 is arranged in the inner cavity of the watch case, and the watch case is fixed from the inner cavity.

The jig 100 is used for placing products, and unlike the simple clamping of the jig to the products, the jig 100 can guide the processing position of the products to cooperate with the laser to process the products.

The storage board 10 is a board body for placing products. The object placing plate 10 is provided with an object placing surface for placing products.

The pushing block assembly 30 is an assembly capable of reciprocating on the object placing surface, and when no product is placed on the object placing surface, the pushing block assembly 30 is in a contracted state; when the product is placed on the object surface, the pushing block assembly 30 pushes the inner cavity wall of the product towards the outer side of the object surface.

The driving member 50 is an assembly for driving the pusher assembly 30 to reciprocate on the object plane. For example, the driving member 50 is selected as an air cylinder, and the air cylinder is used for lifting the push block assembly 30, so as to drive the push block assembly 30 to reciprocate on the object surface. Alternatively, the driving member 50 is a component capable of performing linear reciprocating motion, such as a linear motor, and the pushing block component 30 is driven by the linear motor to perform reciprocating motion on the object surface.

The stop block 70 is a block for abutting against the wall of the other side of the inner cavity by matching with the push block assembly 30, so that the two sides of a product are fixed, and then the product is clamped and fixed on the object placing surface of the jig 100. Optionally, the stopper 70 is replaced by another push block assembly 30, and the other side wall of the inner cavity is abutted by the other push block assembly 30 cooperating with the original push block assembly 30.

In the technical scheme of the utility model, the push block assembly 30 reciprocates on the object placing surface under the drive of the driving piece 50 so as to support a cavity wall of the inner cavity of the product, and the stop 70 on the object placing surface and positioned on the opposite side of the push block assembly 30 is matched with the push block assembly 30 to support the other cavity wall of the inner cavity of the product, so that the product is clamped on the object placing surface of the object placing plate 10 from the inner cavity of the product.

Compare in the briquetting of current tool carries out the centre gripping in order to realize the centre gripping of product to the surface of product, can shelter from the pressfitting of the surface of product, can influence the processing of laser instrument to the surface of product to a certain extent. According to the jig 100, the clamping of the product is realized from the inner cavity of the product, so that shielding of the outer surface of the product due to pressing is avoided, and normal processing of the laser on the outer surface of the product is ensured.

Referring to fig. 3 and 4, in one embodiment of the present utility model, the object surface is concavely provided with a receiving groove 111, the pushing block assembly 30 includes a slider 31, a pressing block 33, and an elastic member 35, and the slider 31 is disposed in the receiving groove 111; the pressing block 33 is arranged on one side of the sliding block 31; one end of the elastic member 35 is connected to the groove wall of the accommodating groove 111, the other end is connected to the slider 31, and the slider 31 is driven by the driving member 50 to reciprocate along the expansion and contraction direction of the elastic member 35, so as to drive the pressing block 33 to move and abut against the pressing block.

In this embodiment, the slider 31 is under compression against the driving member 50, and the elastic member 35 is in a compressed state. When a product is placed on the object placing surface of the object placing plate 10, the output end 51 of the driving piece 50 contracts so as not to push the sliding block 31, the sliding block 31 moves towards the outer side of the object placing surface under the resilience of the compression elastic piece 35, so that the pressing block 33 is driven to push one side of the inner cavity of the product, and the stop block 70 positioned on the opposite side of the pressing block 33 is matched with the pressing block 33 to abut against the cavity wall on the other side of the inner cavity of the product, so that the product is clamped on the object placing surface of the object placing plate 10 from the inner cavity of the product. By arranging the elastic element 35 in a rebound structure, the continuous driving of the output end 51 of the driving element 50 to the push block assembly 30 is avoided, and the supporting force of the pressing block 33 to the inner cavity of the product is increased, so that the product is more stably fixed on the object placing surface of the object placing plate 10.

Alternatively, the elastic member 35 is selected as a spring. The pressing block 33 is configured as an elastomer to realize elastic pressing of the inner cavity of the product, and abrasion of the product caused by mechanical pressing is avoided.

Referring to fig. 3 and 4, in an embodiment of the utility model, two sliding protrusions 3111 are protruding from two sides of the slider 31, two limiting grooves 1111 are formed on opposite groove walls of the receiving groove 111, and one sliding protrusion 3111 is disposed in one limiting groove 1111 to limit sliding of the sliding protrusion 3111.

The sliding protrusions 3111 are blocks provided on both sides of the slider 31. The limit groove 1111 is a groove body for supporting the sliding protrusion 3111 and sliding the sliding protrusion 3111, and may be provided as a sink groove.

In this embodiment, two limiting grooves 1111 are formed in the groove walls opposite to the receiving groove 111, and the sliding protrusions 3111 on two sides of the slider 31 are respectively disposed in the two limiting grooves 1111, so as to limit the sliding stroke of the push block assembly 30 and prevent the slider 31 assembly from sliding off the object surface.

Referring to fig. 5, in one embodiment of the present utility model, the slider 31 includes a main body 311 and a transmission body 313, the main body 311 is disposed in the receiving slot 111, the pressing block 33 is disposed on a side of the main body 311 facing away from the receiving slot 111, and the elastic member 35 is connected to the main body 311; the transmission body 313 includes a first segment 3131 and a second segment 3133, the first segment 3131 is connected to the main body 311, the second segment 3133 is bent and connected to the first segment 3131, and penetrates through the storage plate 10, and the second segment 3133 moves under the top pressure of the output end 51 of the driving member 50, so as to drive the first segment 3131 and the main body 311 to reciprocate along the expansion and contraction direction of the elastic member 35.

In this embodiment, the transmission body 313 is a block for cooperating with the output end 51 of the driving member 50 to drive the main body 311 and the pressing block 33 to move. The transmission body 313 includes a first segment 3131 and a second segment 3133, the second segment 3133 is bent and connected to the first segment 3131, and the second segment 3133 is pressed by the output end 51 of the driving member 50, so as to indirectly drive the displacement of the transmission body 313. Compared with direct pushing of the driving member to the transmission body, the driving member 50 is beneficial to realizing more concentrated and flexible layout.

Optionally, the second segment 3133 is configured as an elastomer to mate with the output end 51 of the driver 50 in a press fit.

Referring to fig. 2 and 5, in one embodiment of the present utility model, the second segment 3133 is vertically connected to the first segment 3131, the second segment 3133 is provided with a first guiding inclined surface 31331, the output end 51 of the driving member 50 is provided with a second guiding inclined surface 511, and the first guiding inclined surface 31331 and the second guiding inclined surface 511 are used for press-fitting to drive the first segment 3131 and the main body 311 to move toward a direction of compressing the elastic member 35.

In this embodiment, the first guiding inclined surface 31331 of the second segment 3133 and the second guiding inclined surface 511 of the output end 51 of the driving member 50 are used for press-fitting, so that the first segment 3131 and the main body 311 are driven to move toward the compression elastic member 35. By providing the guide slope for guiding and pressing, the sliding guide pushing and pressing can be realized, and the slider 31 can slide in the longitudinal direction of the storage groove 111.

Referring to fig. 3, in one embodiment of the present utility model, the elastic member 35 includes a first elastic member 351 and a second elastic member 353, the first elastic member 351 and the second elastic member 353 are spaced apart from each other on both sides of the first segment 3131, one end of each of the first elastic member 351 and the second elastic member 353 is connected to the wall of the receiving groove 111, and the other end is connected to the main body 311. And/or, the main body 311 is provided with a mounting hole 3113, the pressing block 33 is provided with a connecting hole, and a fastening member 333 is inserted through the mounting hole 3113 and the connecting hole to connect the main body 311 and the pressing block 33.

In this embodiment, the first elastic member 351 and the second elastic member 353 are disposed on both sides of the first segment 3131, and one end of each of the first elastic member 351 and the second elastic member 353 is connected to the groove wall of the storage groove 111, and the other end is connected to the main body 311. By increasing the number of the elastic pieces 35, the resilience force of the elastic pieces 35 to the main body 311 is increased, so that the supporting force of the pressing block 33 to the inner cavity of the product is increased, and the product is more stably fixed on the object placing surface of the object placing plate 10.

Alternatively, the pressing piece 33 is connected to the main body 311 by means of a fastener 333, thereby achieving detachable installation of the pressing piece 33. To further increase the coupling strength, the number of the mounting holes 3113 and the coupling holes may be plural, and a fastener 333 may be correspondingly inserted through a mounting hole 3113 and a coupling hole to couple the body 311 and the pressing block 33. For example, the fastening member 333 is selected from bolts, and the mounting hole 3113 and the connecting hole are respectively provided with threads, and the bolts are connected to the pressing block 33 and the main body 311 by screwing.

Referring to fig. 3 and 4, in one embodiment of the present utility model, the object surface is convexly provided with two guide blocks 113, the two guide blocks 113 enclose a guide groove 1131, and the pressing block 33 is slidably disposed in the guide groove 1131.

In this embodiment, in order to avoid the offset of the pressing block 33 in the moving process, thereby affecting the precision of the product fixing position, two guide blocks 113 are convexly arranged on the object placing surface, the two guide blocks 113 enclose to form a guide groove 1131, and the pressing block 33 is slidably arranged in the guide groove 1131, so that the offset of the pressing block 33 in the moving process is avoided, and the precision of the pressing block 33 pushing and pressing position to the product is ensured.

Referring to fig. 3, in one embodiment of the present utility model, the number of the push block assemblies 30 is plural, the plurality of push block assemblies 30 are disposed on the object plane at intervals, the driving member 50 is provided with a plurality of output ends 51, one output end 51 is used for driving one push block assembly 30 to reciprocate on the object plane so as to abut against a wall of the inner cavity, and one stop 70 is disposed on the object plane and opposite to one push block assembly 30 so as to cooperate with one push block assembly 30 to abut against the wall of the other side of the inner cavity.

In this embodiment, by providing a plurality of push block assemblies 30 and correspondingly providing a plurality of output ends 51 and stop blocks 70, fixing of all directions of the inner cavity of the product is achieved, and then the holding force of the inner cavity of the product is increased, which is beneficial to more stably fixing the product on the object placing plane of the object placing plate 10.

Referring to fig. 1, in an embodiment of the present utility model, the fixture 100 further includes a rotating assembly 80, and the storage board 10 is mounted on a rotating end of the rotating assembly 80 for rotation.

In this embodiment, the rotating end of the rotating component 80 drives the object placing plate 10 to rotate, and then drives the product to rotate, so that the laser is beneficial to laser processing on each outer surface of the product.

For example, the rotating assembly 80 includes an electric motor, and a rotating end of the electric motor is in driving connection with the storage board 10 to rotate the storage board 10.

The utility model further provides laser processing equipment, which comprises a laser and the jig 100, wherein the laser and the jig 100 are arranged at intervals, and the laser is used for carrying out laser processing on products on the jig 100. The jig 100 adopts all the technical solutions of all the embodiments, so that the technical solutions of all the embodiments have at least all the beneficial effects brought by the technical solutions of the embodiments, and are not described in detail herein.

The laser processing equipment can be laser PVD coating removing equipment, and is used for carrying out laser scanning on the PVD coating of the watch case of the product, and etching away part of the PVD coating, so that laser engraving grooves with preset tracks are reserved on the PVD coating of the watch case of the product.

The laser is used for carrying out laser processing on the product so as to remove PVD coating on the surface of the product. For example, the laser is selected to be an ultraviolet laser.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A jig for fixing a product having an inner cavity, the jig comprising:

The storage plate is provided with a storage surface for storing the products;

The pushing block assembly is arranged on the object placing surface in a sliding manner;

The driving piece is arranged on one side of the object placing surface and used for driving the pushing block assembly to reciprocate on the object placing surface so as to enable the pushing block assembly to prop against a cavity wall of the inner cavity; and

The stop block is arranged on the object placing surface and opposite to the pushing block assembly, and the stop block is used for propping against the other cavity wall opposite to the inner cavity.

2. The jig of claim 1, wherein the object surface is recessed with a receiving slot, the pusher assembly comprising:

The sliding block is arranged in the accommodating groove;

The pressing block is arranged on one side of the sliding block; and

And one end of the elastic piece is connected with the groove wall of the storage groove, the other end of the elastic piece is connected with the sliding block, and the sliding block reciprocates along the expansion direction of the elastic piece under the driving of the driving piece so as to drive the pressing block to move and prop against the pressing block.

3. The jig of claim 2, wherein two sliding protrusions are protruded on two sides of the slider, two limiting grooves are formed in opposite groove walls of the accommodating groove, and one sliding protrusion is arranged in one limiting groove to limit sliding of the sliding protrusion.

4. The jig of claim 2, wherein the slider comprises:

The main body is arranged in the storage groove, the pressing block is arranged on one side of the main body, which is away from the storage groove, and the elastic piece is connected with the main body; and

The transmission body comprises a first section and a second section, the first section is connected with the main body, the second section is bent and connected with the first section and penetrates through the storage plate, and the second section moves under the top pressure of the output end of the driving piece so as to drive the first section and the main body to reciprocate along the expansion direction of the elastic piece.

5. The jig of claim 4, wherein the second section is vertically connected to the first section, the second section is provided with a first guiding inclined plane, the output end of the driving member is provided with a second guiding inclined plane, and the first guiding inclined plane and the second guiding inclined plane are used for being in press fit so as to drive the first section and the main body to move towards the direction of compressing the elastic member.

6. The jig according to claim 4, wherein the elastic member comprises a first elastic member and a second elastic member, the first elastic member and the second elastic member are arranged at two sides of the first section at intervals, one end of each of the first elastic member and the second elastic member is connected with a groove wall of the containing groove, and the other end of each of the first elastic member and the second elastic member is connected with the main body;

And/or the main body is provided with a mounting hole, the pressing block is provided with a connecting hole, and a fastener penetrates through the mounting hole and the connecting hole to connect the main body and the pressing block.

7. The jig of claim 2, wherein the object placing surface is convexly provided with two guide blocks, the two guide blocks enclose to form a guide groove, and the pressing block is slidably arranged in the guide groove.

8. The jig according to any one of claims 1 to 7, wherein the number of the pushing block assemblies is plural, the pushing block assemblies are disposed at intervals on the object placing surface, the driving member is provided with a plurality of output ends, one output end is used for driving one pushing block assembly to reciprocate on the object placing surface so as to support against a cavity wall of the inner cavity, and one stop block is disposed on the object placing surface and is disposed opposite to one pushing block assembly so as to support against the other side cavity wall of the inner cavity in cooperation with one pushing block assembly.

9. The jig of any one of claims 1 to 7, further comprising a rotating assembly, wherein the object placing plate is mounted to a rotating end of the rotating assembly for rotation.

10. A laser processing apparatus, characterized in that the laser processing apparatus comprises:

a laser; and

The jig of any one of claims 1 to 9, wherein the laser is spaced from the jig, and the laser is used for laser processing a product on the jig.