Adjustable double-bit locking mechanism

Abstract

The utility model relates to the technical field of screw mounting equipment, in particular to an adjustable double-bit locking mechanism, which is characterized in that a transverse component is arranged on a mounting plate, two adjusting plates are arranged on the transverse component, a gap is reserved between the two adjusting plates, and each adjusting plate is fixedly connected with a connecting plate. The connecting plate is provided with a vertical assembly, a locking assembly fixedly connected with the vertical assembly and a clamping assembly arranged corresponding to the locking assembly up and down, so that transverse reciprocating movement of the locking assembly and the clamping assembly is achieved, the distance can be changed through the adjusting plate, and the vertical assembly can drive the locking assembly to do reciprocating movement in the vertical direction. The telescopic piece of the clamping assembly can drive the bottom plate to ascend and descend, the clamping jaw can be adjusted on the bottom plate in a sliding mode, when the clamping jaw fixes a product, the locking assembly accurately completes installation of screws, different products can be fixed and accurately installed, the products can also be transported, and the adaptability and practicability of the equipment are improved.

Description

Technical Field

[0001] This utility model relates to the field of screw installation equipment technology, and in particular to an adjustable double screwdriver bit locking mechanism. Background Technology

[0002] A screw fastening machine, also known as an automatic screw fastening machine, is a machine that uses automated means to tighten screws to a predetermined position. It is used for the assembly and fixing of components in electronic products such as mobile phones, tablets, and laptops.

[0003] In the prior art, the double-layer claw clamp bit module locking assembly (application number: 2023209837092) uses the cooperation between cylinder 6, first support plate 2 and second support plate 5 to enable the first support plate to move up and down relative to the second support plate 5. The second support plate is provided with a claw assembly, thereby enabling the adjustment of the height position of the double-layer claw clamp 12.

[0004] However, the above structure lacks a product fixing structure, which can easily lead to screws being installed crookedly or misaligned. Furthermore, it can only adjust the height of the grippers and cannot perform lateral transport or adjustment for the product and the fixing structure, resulting in low adaptability of the equipment. Utility Model Content

[0005] The purpose of this utility model is to provide an adjustable double-nozzle locking mechanism, which addresses the shortcomings of the existing technology and aims to solve the technical problem that most existing locking mechanisms cannot be adjusted in multiple directions or automatically clamp products, resulting in low equipment adaptability.

[0006] To achieve the above objectives, the technical solution adopted by this utility model is as follows:

[0007] An adjustable double screwdriver bit locking mechanism includes a mounting plate. The mounting plate has a horizontal component and two adjusting plates connected to the horizontal component. There is a gap between the two adjusting plates. Each adjusting plate is fixedly connected to a connecting plate. The connecting plate has a vertical component, a locking component fixedly connected to the vertical component, and clamping components arranged vertically and vertically corresponding to the locking component. The clamping components include a telescopic component fixed to the connecting plate, a base plate fixedly connected to the telescopic component, and two jaws slidably connected to the base plate. The locking component is used to install screws on the product clamped by the jaws.

[0008] The present invention is further configured such that: the transverse component includes a first slide rail, a first slider slidably connected to the first slide rail, and an adjusting screw that cooperates with the first slider; the first slider is fixedly connected to an adjusting plate, and the adjusting screw is slidably connected to the adjusting plate.

[0009] The utility model further sets up: the horizontal assembly still includes at least two adjusting seat, adjusting seat is connected with adjusting screw rod sliding, adjusting seat fixed mounting in adjusting plate one side, adjusting screw rod passes through adjusting plate.

[0010] The utility model further sets up: the vertical assembly includes second slide rail, with second slide rail sliding connection's second sliding block, with second sliding block fixed connection's fixed seat, fixed seat with lock assembly fixed connection, second slide rail sets up in the connecting plate.

[0011] The utility model further sets up: the fixed seat includes the interlocking seat, the limit seat, the mouthful seat, between the seat and the limit seat, mouthful seat, it is respectively provided with first limit rod and second limit rod.

[0012] The utility model further sets up: the lock assembly includes the lock motor, the electric wrench cover, the telescopic axle, the wind wrench rod, the mouthful main part that connect in proper order, lock motor installation in the seat, electric wrench cover and telescopic axle cover joint, telescopic axle is fixed in the limit seat, wind wrench rod is run through in the mouthful main part, mouthful main part is fixed in the mouthful seat.

[0013] The utility model further sets up: the side of mouthful main part has screw introduction cover and bottom end setting has the mouthful, and the mouthful, screw introduction cover, wind wrench rod mutually cooperate to complete the automatic introduction and installation of screw.

[0014] The utility model further sets up: the clamping assembly still includes sliding block seat and with sliding block seat fixed connection's driving part, sliding block seat with second slide rail sliding connection, bottom plate sets up in the below of driving part, to drive the clamping jaw and clamp the product.

[0015] The utility model further sets up: bottom plate slidingly arranged has two sliding blocks, and sliding block is fixedly connected with the clamping jaw, and sliding block is connected with driving part.

[0016] The utility model further sets up: one connecting plate bottom is provided with the gap, and the gap is communicated with the gap between two connecting plates, and the telescopic part is contained in the gap.

[0017] Compared with the prior art, the application has the beneficial effects that: the utility model discloses an installation plate is provided with horizontal assembly and two adjusting plates connected with horizontal assembly, and there is spacing between the two adjusting plates, each adjusting plate is fixedly connected with a connecting plate, the connecting plate is provided with vertical assembly, lock assembly fixedly connected with vertical assembly, clamping assembly corresponding to lock assembly up and down, clamping assembly includes telescopic piece fixed on the connecting plate, bottom plate fixedly connected with telescopic piece, two clamping jaws slidingly connected with bottom plate, and lock assembly is used for installing screw on the product clamped by the clamping jaw.The application realizes the reciprocating movement of lock assembly and clamping assembly in the horizontal direction through horizontal assembly, and the spacing is changed through the position of adjusting plate on horizontal assembly, vertical assembly can drive lock assembly to reciprocate in the vertical direction, and the clamping jaw can slide on the bottom plate to adjust, when the clamping jaw fixes the product, lock assembly accurately completes the installation of screw, so that different products can be fixed and accurately installed, and the products can also be transported, improving the adaptability and practicality of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0019] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0020] Figure 2 It is the dispersion structure schematic diagram of the utility model;

[0021] Figure 3 It is the assembly structure three-dimensional view of horizontal assembly and adjusting plate in the utility model;

[0022] Figure 4 It is the assembly structure dispersion view of horizontal assembly and adjusting plate in the utility model;

[0023] Figure 5 It is the assembly structure front view of vertical assembly, lock assembly and clamping assembly in the utility model;

[0024] Figure 6 It is the assembly structure dispersion view of vertical assembly, lock assembly and clamping assembly in the utility model.

[0025] The label details involved in the above drawings are as follows:

[0026] 1-installation plate;

[0027] 2-transverse assembly, 21-first slide rail, 22-first slide block, 23-adjusting screw, 24-adjusting seat;

[0028] 3-adjusting plate, 31-distance;

[0029] 4-connection plate, 41-gap;

[0030] 5-vertical assembly, 51-second slide rail, 52-second slide block, 53-fixing seat, 54-screwdriver seat, 55-limiting seat, 56-clamping mouth seat, 57-first limiting rod, 58-second limiting rod;

[0031] 6-locking assembly, 61-locking motor, 62-electric screwdriver sleeve, 63-elastic shaft, 64-wrench rod, 65-clamping mouth body, 66-screw guide sleeve, 67-clamping mouth;

[0032] 7-clamping assembly, 71-elastic member, 72-bottom plate, 73-clamping jaw, 74-slide block seat, 75-driving member, 76-sliding block. DETAILED DESCRIPTION

[0033] In the description of the present application, the term "at least two" refers to two or more (including two), and similarly, "a plurality of" refers to two or more (including two). The technical terms "first", "second", etc. are only used to distinguish different objects, and cannot be understood as indicating or implying relative importance or implicitly indicating the number, specific order or primary and secondary relationship of the indicated technical features. The terms "mounting", "connecting", "connecting" and the like should be interpreted broadly, for example: "connecting" can be fixed connection, or detachable connection, or integral connection; "connected" can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0034] In the description of the present application, the technical terms "upper", "lower", "front", "rear", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the embodiments of the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the embodiments of the present application.

[0035] In order to more clearly understand the above-mentioned purposes, technical solutions and advantages of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application, and detailed understanding of how to solve the problems raised in the above background art.

[0036] As Figures 1 to 6As shown, an adjustable double batch mouth locking mechanism, including a mounting plate 1, the mounting plate 1 is provided with a horizontal assembly 2 and two adjusting plates 3 connected with the horizontal assembly 2, there is a spacing 31 between the two adjusting plates 3, each adjusting plate 3 is fixedly connected with a connecting plate 4, the connecting plate 4 is provided with a vertical assembly 5, a locking assembly 6 fixedly connected with the vertical assembly 5, a clamping assembly 7 arranged in correspondence with the locking assembly 6, the clamping assembly 7 includes a telescopic piece 71 fixed to the connecting plate 4, a bottom plate 72 fixedly connected with the telescopic piece 71, two clamping jaws 73 slidingly connected with the bottom plate 72, the locking assembly 6 is used for installing screws on the product clamped by the clamping jaw 73.

[0037] Specifically, including but not limited to, the mounting plate 1 is vertically placed, the horizontal assembly 2 is arranged on one side of the mounting plate 1, and the other side of the mounting plate 1 can fix the whole mechanism to the equipment, so that the quick disassembly and assembly of the mechanism can be realized; two adjusting plates 3 are installed on the horizontal assembly 2, and there is a spacing 31 between the two adjusting plates 3, each adjusting plate 3 is fixedly connected with a connecting plate 4, the connecting plate 4 and the mounting plate 1 are in a cross structure, the connecting plate 4 has a locking assembly 6, so that when the spacing 31 between the two adjusting plates 3 changes, the distance between the two clamping mouths 67 changes, and the horizontal assembly 2 drives the adjusting plate 3 to move left and right reciprocally, so that the adjusting plate 3 drives the locking assembly 6 and the clamping assembly 7 to move, and each connecting plate 4 is provided with a vertical assembly 5 and a locking assembly 6, and the clamping assembly 7 is arranged below the two connecting plates 4, at this time, the vertical assembly 5 can drive the locking assembly 6 to rise and fall along the length direction of the connecting plate 4, so as to adjust the overall height of the locking assembly 6, the telescopic piece 71 of the clamping assembly 7 can be a pneumatic cylinder, the telescopic piece 71 is fixed on one of the connecting plates 4, so that when the telescopic piece 71 is started, the bottom plate 72 can be raised and lowered in the vertical direction, and the product can be further precisely adjusted, when the bottom plate 72 reaches the specified position, the two clamping jaws 73 clamp and fix the product, at this time, the locking assembly 6 is started, so that the precise installation of the screw can be realized.

[0038] Through the above scheme, the horizontal assembly 2 and the vertical assembly 5 cooperate with each other to realize the left-right and up-down adjustment of the locking assembly 6, the clamping assembly 7 cooperates with the locking assembly 6 to realize the precise screw installation of the product and the transportation of the product, and the adaptability of the equipment is improved.

[0039] As Figures 1 to 4As shown, as an improved embodiment, the transverse assembly 2 comprises a first sliding rail 21, a first sliding block 22 in sliding connection with the first sliding rail 21, an adjusting screw rod 23 matched with the first sliding block 22, the first sliding block 22 is fixedly connected with the adjusting plate 3, the adjusting screw rod 23 is in sliding connection with the adjusting plate 3, and at least two adjusting seats 24 are further provided, the adjusting seat 24 is in sliding connection with the adjusting screw rod 23, the adjusting seat 24 is fixedly installed on one side of the adjusting plate 3, and the adjusting screw rod 23 penetrates through the adjusting plate 3.

[0040] Specifically, including but not limited to, the first sliding rail 21 is provided with two parallel sliding rails, the first sliding rail 21 is arranged along the side of the mounting plate 1, two second sliding blocks 52 are installed on each adjusting plate 3 to ensure the stability of the structure, the adjusting plate 3 is provided with an open loop hole on one side, the adjusting seat 24 is matched with the adjusting screw rod 23, so that the adjusting seat 24 moves when the adjusting screw rod 23 rotates, the adjusting seat 24 is installed on the side of the adjusting plate 3 corresponding to the open loop hole, so that the adjusting screw rod 23 penetrates through the open loop hole of the adjusting plate 3, so that the adjusting plate 3 can be driven to reciprocate along the adjusting screw rod 23 through the adjusting seat 24, one end of the adjusting screw rod 23 is rotatably connected with the bearing fixed on the mounting plate 1, the other end of the adjusting screw rod 23 is provided with a synchronous wheel and a synchronous belt transmission structure, the synchronous wheel is connected with a servo motor, so as to drive the rotation of the adjusting screw rod 23; since the adjusting plate 3 is fixedly connected with the first sliding block 22 and the adjusting seat 24, and the adjusting screw rod 23 drives the adjusting seat 24 to move the adjusting plate 3, therefore, when installing the adjusting plate 3, the distance 31 between the two adjusting plates 3 can be set according to different products, of course, when the product needs to be replaced for processing, at this time, only the adjusting seat 24 is loosened and adjusted, the adjusting plate 3 is moved to the specified position with the first sliding block 22, then the adjusting seat 24 and the adjusting plate 3 are fixedly installed again, so as to finally realize the distance adjustment between the two clamping mouths 67, improve the adaptability of the equipment; in order to improve the adjustment accuracy, a scale can be provided on the mounting plate 1, and the distance 31 is accurately adjusted by taking the moving distance of the first sliding block 22 as a reference.

[0041] As shown in Figure 1 , Figure 5 and Figure 6 , as an improved embodiment, the vertical assembly 5 comprises a second sliding rail 51, a second sliding block 52 in sliding connection with the second sliding rail 51, a fixed seat 53 fixedly connected with the second sliding block 52, the fixed seat 53 is fixedly connected with the locking assembly 6, the second sliding rail 51 is arranged on the connecting plate 4, the fixed seat 53 comprises a opener seat 54, a limiting seat 55 and a clamping mouth seat 56 which are connected with each other, and the first limiting rod 57 and the second limiting rod 58 are respectively arranged between the opener seat 54 and the limiting seat 55 and the clamping mouth seat 56.

[0042] Specifically, including but not limited to, the second slide rail 51 along the length of the connecting plate 4, and the second slider 52 is provided with a plurality of, respectively, with the fixed seat 53 in the opener seat 54, limit seat 55 and clamp mouth seat 56 fixed, so as to drive the fixed seat 53 to move, the fixed seat 53 is installed with the lock assembly 6, the lock assembly 6 is fixed from top to bottom in the opener seat 54, limit seat 55, clamp mouth seat 56, the top of the connecting plate 4 is fixedly installed with the air cylinder, the air cylinder can be retracted along the length direction of the connecting plate 4, the telescopic rod of the air cylinder and the opener seat 54 are fixedly connected, so as to drive the lifting of the opener seat 54, and then two first limit rods 57 are arranged between the opener seat 54 and the limit seat 55, and the second limit rod 58 is arranged between the opener seat 54 and the clamp mouth 67, when the opener seat 54 rises and falls with the air cylinder, the limit seat 55 and the clamp mouth seat 56 can be driven by the lock assembly 6 to link, the first limit rod 57 and the second limit rod 58 can play a guiding and limiting role, so that the height adjustment of the lock assembly 6 can be realized, and the adaptability and practicability of the equipment are improved.

[0043] As shown in Figure 1 , Figure 5 and Figure 6 , as an improved embodiment, the lock assembly 6 comprises a lock motor 61, an electric screwdriver sleeve 62, a telescopic shaft 63, a screw rod 64 and a clamp body 65 connected in sequence, the lock motor 61 is installed on the opener seat 54, the electric screwdriver sleeve 62 is sleeved with the telescopic shaft 63, the telescopic shaft 63 is fixed on the limit seat 55, the screw rod 64 penetrates the clamp body 65, and the clamp body 65 is fixed on the clamp mouth seat 56.

[0044] Specifically, including but not limited to, the lock motor 61 is installed on the opener seat 54, and the opener seat 54 is provided with a corresponding through hole, the electric screwdriver sleeve 62 is installed below the lock motor 61 through the through hole, so as to avoid being bumped or rubbed, there are also link heads, sleeves, screwdriver head connection sleeves and bearings between the electric screwdriver sleeve 62 and the telescopic shaft 63, so that the electric screwdriver sleeve 62 can drive the telescopic shaft 63, the telescopic shaft 63 is fixed on the limit seat 55, at this time the screw rod 64 is inserted, so that the telescopic shaft 63 and the screw rod 64 are sleeved, thereby realizing the driving of the telescopic shaft 63 to the screw rod 64, the lower end of the screw rod 64 is inserted into the clamp body 65, at this time the clamp body 65 is fixedly connected with the clamp 67 to realize the fixation with the clamp mouth seat 56.

[0045] As shown in Figure 1 , Figure 5 and Figure 6 , as an improved embodiment, the side surface of the clamp body 65 is provided with a screw guide sleeve 66 and the bottom end is provided with a clamp 67, the clamp 67, the screw guide sleeve 66 and the screw rod 64 cooperate with each other to complete the automatic guiding and installation of the screw.

[0046] Specifically, including but not limited to, screw guide sleeve 66 is used to guide the screw into the clamp mouth body 65, clamp mouth 67 is used to preliminarily limit and fix the screw, and after cooperation with the wind batch rod 64, the screw is extruded out of the clamp mouth 67, under the driving of the locking motor 61, the wind batch rod 64 rotates, so that the fixed installation of the screw can be realized, the cooperation structure of the clamp mouth body 65 and the screw guide sleeve 66 can be the cooperation structure of the first inclined pipe 2, the first claw clamp 4 and the first dynamic part 7 disclosed in the prior art "a double batch mouth locking mechanism (application number: 201820859293.2)", which will not be described in detail here.

[0047] As shown in Figure 2 and Figure 6 , as an improved embodiment, the clamping assembly 7 further comprises a sliding block seat 74 and a driving member 75 fixedly connected with the sliding block seat 74, the sliding block seat 74 is slidingly connected with the second sliding rail 51, and the bottom plate 72 is arranged below the driving member 75 to drive the clamping jaw 73 to clamp the product, the bottom plate 72 is slidingly provided with two sliding blocks 76, the sliding blocks 76 are fixedly connected with the clamping jaw 73, and the sliding blocks 76 are connected with the driving member 75.

[0048] Specifically, including but not limited to, the sliding block seat 74 is matched with the second sliding rail 51, so that the sliding block seat 74 can slide up and down along the second sliding rail 51, the lower end of the telescopic member 71 is fixedly connected with an L-shaped rod, the other end of the L-shaped rod is fixedly connected with the sliding block seat 74, so that the telescopic rod can drive the sliding block seat 74 to rise and fall, the driving member 75 is arranged on the side of the sliding block seat 74, and the bottom plate 72 is arranged below the driving member 75, so as to realize the lifting of the bottom plate 72, and the bottom surface of the bottom plate 72 is provided with a sliding groove, the sliding blocks 76 are embedded in the sliding groove, the driving member 75 can drive the sliding blocks 76 to move, and the sliding blocks 76 and the clamping jaw 73 are fixed by screws, so as to realize the clamping and loosening of the clamping jaw 73 on the product.

[0049] As shown in Figure 2 , as an improved embodiment, a connecting plate 4 is provided with a notch 41 at the bottom, the notch 41 is communicated with the gap between the two connecting plates 4, and the telescopic member 71 is accommodated in the notch 41.

[0050] Specifically, including but not limited to, the telescopic member 71 is fixed to one of the connecting plates 4, the L-shaped rod connected below the telescopic member 71 can rise and fall at the notch 41, and since the sliding block seat 74 is slidingly connected with the second sliding rail 51, the L-shaped rod is fixedly connected with the sliding block seat 74 after passing through the notch 41; at the same time, when the distance 31 between the two adjusting plates 3 changes, since the telescopic member 71 is fixed to one of the connecting plates 4, the overall positions of the two clamping jaws 73 also change, and the sliding blocks 76 are arranged on the bottom plate 72, so as to adjust the two clamping jaws 73 again, and ensure that the centers between the two clamping jaws 73 and the centers between the two clamp mouths 67 are on the same straight line.

[0051] Working principle: when carrying out screw locking work, firstly, the interval 31 of the two adjusting plates 3 is adjusted according to the product, then the clamping assembly 7 and the vertical assembly 5 are debugged, after completion, the horizontal assembly 2 is started, the clamping assembly 7 is sent to the specified position, then the product is clamped and fixed, the telescopic part 71 and the locking assembly 6 are started, the air batch rod 64 rotates to accurately install the screw on the product, and the operation is repeated, when the product needs to be transported, the clamping assembly 7 clamps and fixes the product, then the vertical assembly 5 and the horizontal assembly 2 are started in turn to cooperate, so that the product is carried, it is worth noting that: at this time, the locking assembly 6 can also complete the installation of the screw during the carrying process; finally, after the product processing is completed, when another product is processed, the above-mentioned debugging of the adjusting plate 3, the clamping assembly 7, the vertical assembly 5 and the horizontal assembly 2 can be repeated to carry out production and processing, so that the adaptability and practicability of the equipment are improved.

[0052] Finally, it should be noted that: the above is only the preferred embodiment of the present application, the protection scope of the present application is not limited to the above-mentioned embodiments, any technical solution belonging to the idea of the present application belongs to the protection scope of the present application. It should be pointed out that, for ordinary skilled in the art, some improvements and decorations without departing from the principle of the present application can also be considered as the protection scope of the present application.

Claims

1. An adjustable double batcher lock mechanism characterized in that, The utility model provides a kind of installation plate, the installation plate is provided with transverse component and two adjusting plates connected with the transverse component, there is spacing between two adjusting plates, each adjusting plate is fixedly connected with connecting plate, the connecting plate is provided with vertical component, locking assembly fixedly connected with vertical component, clamping assembly is correspondingly arranged in the upper and lower of locking assembly, the clamping assembly includes telescopic piece fixed to connecting plate, bottom plate fixedly connected with telescopic piece, two clamping jaws slidingly connected with bottom plate, locking assembly is used for the installation of screw to the product clamped by clamping jaw.

2. An adjustable double-chime lock mechanism according to claim 1, wherein The transverse component includes a first slide rail, a first slide block slidingly connected with the first slide rail, and an adjusting screw rod arranged in cooperation with the first slide block.

3. An adjustable double-chime lock mechanism according to claim 2, wherein The transverse component further includes at least two adjusting seats slidingly connected with the adjusting screw rod, the adjusting seats are fixedly installed on one side of the adjusting plate, and the adjusting screw rod penetrates through the adjusting plate.

4. An adjustable double-chime lock mechanism according to claim 1, wherein The vertical component includes a second slide rail, a second slide block slidingly connected with the second slide rail, and a fixed seat fixedly connected with the second slide block, the fixed seat is fixedly connected with the locking assembly, and the second slide rail is arranged on the connecting plate.

5. An adjustable double-chime lock mechanism according to claim 4, wherein The fixed seat includes a lever seat, a limiting seat and a clamping mouth seat connected with each other, and the lever seat is provided with a first limiting rod and a second limiting rod between the limiting seat and the clamping mouth seat.

6. An adjustable double-chime lock mechanism according to claim 5, wherein The locking assembly includes a locking motor, an electric screwdriver sleeve, an extension shaft, an air screw rod and a clamping body connected in sequence, the locking motor is installed on the lever seat, the electric screwdriver sleeve is sleeved with the extension shaft, the extension shaft is fixed on the limiting seat, the air screw rod penetrates through the clamping body, and the clamping body is fixed on the clamping mouth seat.

7. An adjustable double-chime lock mechanism according to claim 6, wherein The side surface of the clamping body is provided with a screw guide sleeve, and the bottom end is provided with a clamping mouth, the clamping mouth, the screw guide sleeve and the air screw rod are matched with each other to automatically guide and install the screw.

8. An adjustable double-chime lock mechanism according to claim 4, wherein The clamping assembly further includes a slide block seat and a driving piece fixedly connected with the slide block seat, the slide block seat is slidingly connected with the second slide rail, and the bottom plate is arranged below the driving piece to drive the clamping jaw to clamp the product.

9. An adjustable double-chime lock mechanism according to claim 8, wherein The bottom plate is slidingly provided with two sliding blocks, the sliding blocks are fixedly connected with the clamping jaws, and the sliding blocks are connected with the driving piece.

10. An adjustable double-chime lock mechanism according to claim 9, wherein The bottom of one connecting plate is provided with a notch, the notch is communicated with the gap between the two connecting plates, and the telescopic piece is accommodated in the notch.

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