Double-station screw machine

Abstract

The utility model relates to the field of screw machines, in particular to a double-station screw machine which comprises a cabinet, a workbench is arranged in the cabinet, two screw feeders are arranged on the workbench, a moving device is erected on the workbench, and the moving device is connected with electric screwdriver assemblies through two sets of lifting mechanisms respectively, a movable module is arranged on the workbench, the movable module is connected with a supporting bottom plate through a sliding base, the supporting bottom plate is connected with an installation jig through a jacking adjusting piece, a jacking driving piece is arranged on the supporting bottom plate and can drive the installation jig to conduct lifting adjustment, and the jacking adjusting piece comprises a guide column and a shaft sleeve. Through the arrangement of the jacking driving piece and the jacking adjusting piece, lifting adjustment of the mounting jig can be achieved, so that the mounting jig can meet the requirements for mounting heights of different products, cushion blocks do not need to be manually added, convenient adjustment control can be conducted, and operation efficiency and adjusting precision are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw machine field, concretely relates to double position screw machine. BACKGROUND

[0002] As an automatic screw locking device, screw machine plays a crucial role in modern manufacturing industry. It is widely used in various industries, including but not limited to: automobile engine and parts assembly, electronic product assembly, compressor and engine manufacturing, home appliance manufacturing, instrument manufacturing, transportation tool manufacturing, aerospace, and valve manufacturing. Screw machine can achieve fast and accurate locking, improving production efficiency and product quality.

[0003] The existing double position screw machine usually uses pre-set programs and parameters to achieve automatic locking of different specifications and types of screws. The basic structure of double position screw machine includes rack, two sets of feeders, two sets of locking mechanisms, control system and other key components. The feeder is responsible for delivering screws to the locking mechanism to ensure smooth supply and accurate positioning of the screws. The locking mechanism uses high-precision mechanical hands or air cylinders to achieve accurate locking of screws.

[0004] However, the existing double position screw machine still has some defects in actual use. Among them, the existing screw machine generally connects the jig for placing products through a moving module, and when the product shape is special (such as having irregular protrusions or depressions), it is necessary to increase the pad to prevent the product from contacting the workbench. However, the existing technology lacks a convenient adjustment structure, and it is usually necessary to manually increase the pad to increase the installation height, which leads to complicated operation, low efficiency, and difficulty in ensuring the accuracy of height adjustment. At the same time, frequent disassembly or replacement of the pad leads to difficult maintenance and debugging, increases equipment downtime and operation cost, and affects the applicability of use efficiency. SUMMARY

[0005] The utility model aims to solve the above defects and provide a double position screw machine to solve the technical problem of inconvenient height adjustment of the screw machine in the background technology, thereby affecting the efficiency and applicability of installation and use.

[0006] The utility model is achieved by the following way:

[0007] The duplex screw machine comprises a cabinet, a workbench arranged in the cabinet, two screw feeders arranged on the workbench, and a moving device arranged on the workbench, wherein two groups of lifting mechanisms are connected with electric screwdriver assemblies for taking materials from the two screw feeders, a moving module is arranged on the workbench and connected with a supporting bottom plate through a sliding seat, the moving module drives the supporting bottom plate to move through the sliding seat, an installation jig is connected with the supporting bottom plate through a jacking adjusting piece, a jacking driving piece is arranged on the supporting bottom plate, the jacking driving piece is connected with the installation jig through a telescopic end, the jacking driving piece drives the installation jig to adjust the height, the jacking adjusting piece comprises a guide column and a shaft sleeve, the shaft sleeve is arranged on the supporting bottom plate, the guide column is coaxially arranged in the shaft sleeve, and one end of the guide column is connected with the installation jig through the supporting bottom plate.

[0008] Further in the above description, the jacking adjusting piece is arranged in four groups, and the four groups of jacking adjusting pieces are arranged around the supporting bottom plate.

[0009] The four groups of jacking adjusting pieces are evenly distributed around the supporting bottom plate, which ensures the stability and balance of the installation jig during the height adjustment process, avoids the inclination or shaking caused by uneven force, and further improves the positioning accuracy of the workpiece.

[0010] Further in the above description, the jacking driving piece is arranged at the bottom of the supporting bottom plate, the jacking driving piece comprises a screw lifter and a driving motor, a telescopic connecting rod is arranged on the screw lifter, one end of the connecting rod passes through the supporting bottom plate and is connected with the bottom of the installation jig, and the output end of the driving motor is coaxially connected with the input end of the screw lifter.

[0011] The screw lifter adjusts the height of the installation jig through the connecting rod, drives the installation jig to adjust the height, meets the height requirement of the special-shaped product, the driving motor is coaxially connected with the screw lifter, provides power support, realizes the automatic height adjustment of the installation jig, reduces the manual intervention, and improves the operation efficiency.

[0012] Further in the above description, the workbench is provided with an avoiding slot for avoiding the connecting rod.

[0013] The avoiding slot provides a movement space for the connecting rod, avoids the interference between the connecting rod and the workbench, and ensures the normal operation of the jacking driving piece.

[0014] Further in the above description, a plurality of connecting holes are arranged on the installation jig, and a stop block and a pressing strip are connected with the installation jig through the connecting holes.

[0015] The connection holes and the setting of the stoppers and the pressing strips make the mounting jig be able to flexibly adapt to products with different shapes, and the versatility and applicability of the equipment are enhanced, the stoppers and the pressing strips can fix the products and prevent the products from moving in the processing process, and the precision and consistency of screw locking are improved.

[0016] Optionally, the multiple connection holes are used for connecting multiple stoppers and pressing strips.

[0017] Further in the above description, one end of the moving module is connected with a moving motor for driving the sliding seat to move linearly, and the electric screwdriver assembly is provided with two groups, and the moving device can drive the two groups of electric screwdriver assemblies to move.

[0018] The moving motor drives the sliding seat to move linearly, accurate movement and positioning of the mounting jig are realized, and the efficiency and quality of screw locking are improved, and the setting of the two groups of electric screwdriver assemblies meets the demand of double-station simultaneous operation.

[0019] The utility model discloses the beneficial effects of: through two groups of lifting mechanisms and electric screwdriver assemblies, be used for with two screw feeders's matching material taking, realized double-station material taking and tightening, improved the efficiency of screw locking, and the moving module can drive the support base to move through the sliding seat, and the support base is connected with the mounting jig through the jacking driving part and the jacking adjusting part, so that the support base can drive the mounting jig to be positioned flexibly, adapt to the processing demand of different shape products, simultaneously, through the setting of jacking driving part and jacking adjusting part, accurate lifting adjustment of mounting jig can be realized, and the matching connection of the guide pillar and the shaft sleeve makes mounting jig can carry out stable height adjustment, thereby can be applicable to the demand of different product installation height, need not manually increase the cushion block, can carry out convenient adjustment control, improved operating efficiency and adjustment precision. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the whole structure schematic diagram of right view angle of this embodiment;

[0021] Figure 2 It is the whole structure schematic diagram of left view angle of this embodiment;

[0022] Figure 3 It is the side view of this embodiment;

[0023] Figure 4 It is the local structure schematic diagram in this embodiment;

[0024] Figure 5 It is the connection structure schematic diagram of jacking driving part in this embodiment;

[0025] The reference signs in the figure are: 1 - cabinet, 2 - workbench, 3 - screw feeder, 4 - moving device, 5 - lifting mechanism, 6 - electric screwdriver assembly, 7 - moving module, 8 - sliding seat, 9 - supporting bottom plate, 10 - mounting jig, 11 - jacking driving piece, 111 - screw lifter, 112 - driving motor, 113 - connecting rod, 12 - guide column, 13 - shaft sleeve, 14 - avoiding notch, 15 - connecting hole, 16 - stop block, 17 - pressing strip, 18 - moving motor. DETAILED DESCRIPTION

[0026] The utility model will be described in further detail below in combination with the drawings and specific embodiments.

[0027] In this embodiment, refer to Figures 1-5 The specific implementation of the double-station screw machine comprises a cabinet 1, a workbench 2 is arranged in the cabinet 1, two screw feeders 3 are arranged on the workbench 2, and a moving device 4 is connected to the workbench 2 through a supporting frame; two electric screwdriver assemblies 6 for taking materials from the two screw feeders 3 are respectively connected to the moving device 4 through two groups of lifting mechanisms 5; a moving module 7 is arranged on the workbench 2 and connected to a supporting bottom plate 9 through a sliding seat 8, so that the moving module 7 can drive the supporting bottom plate 9 to move through the sliding seat 8; a mounting jig 10 is connected to the supporting bottom plate 9 through jacking adjusting pieces; a jacking driving piece 11 is arranged on the supporting bottom plate 9 and connected to the mounting jig 10 through the supporting bottom plate 9; the jacking driving piece 11 can drive the mounting jig 10 to adjust the height; the jacking adjusting pieces comprise guide columns 12 and shaft sleeves 13; the shaft sleeves 13 are mounted on the supporting bottom plate 9; the guide columns 12 are coaxially arranged in the shaft sleeves 13; and one end of the guide column 12 is connected to the mounting jig 10 through the supporting bottom plate 9.

[0028] The jacking adjusting pieces are arranged in four groups and arranged around the supporting bottom plate 9.

[0029] The four groups of jacking adjusting pieces are evenly distributed around the supporting bottom plate 9, which ensures the stability and balance of the mounting jig 10 during the lifting process when the height of the mounting jig 10 needs to be adjusted, avoids tilting or shaking caused by uneven stress, and further improves the positioning accuracy of the workpiece.

[0030] The jacking driving piece 11 is mounted at the bottom of the supporting bottom plate 9; the jacking driving piece 11 comprises a screw lifter 111 and a driving motor 112; a connecting rod 113 movably arranged on the screw lifter 111; one end of the connecting rod 113 passes through the supporting bottom plate 9 and is connected to the bottom of the mounting jig 10; and the output end of the driving motor 112 is coaxially connected to the input end of the screw lifter 111.

[0031] The screw lifter 111 realizes the lifting adjustment of the mounting jig 10 through the connecting rod 113, can drive the mounting jig 10 to be lifted and adjusted, meets the mounting height requirement of the product with special shape, the driving motor 112 is coaxially connected with the screw lifter 111, provides power support, realizes the automatic lifting adjustment of the mounting jig 10, reduces manual intervention, and improves operation efficiency.

[0032] The workbench 2 is provided with an avoiding groove 14 for avoiding the connecting rod 113.

[0033] The avoiding groove 14 provides movement space for the connecting rod 113, avoids the interference between the connecting rod 113 and the workbench 2, and ensures the normal operation of the jacking driving part 11.

[0034] The mounting jig 10 is provided with a plurality of connecting holes 15, and the mounting jig 10 is connected with a stop block 16 and a pressing strip 17 through the connecting holes 15.

[0035] The connecting holes 15, the stop block 16 and the pressing strip 17 can make the mounting jig 10 flexibly adapt to products with different shapes, enhance the versatility and applicability of the equipment, the stop block 16 and the pressing strip 17 can fix the product to prevent displacement during processing, and improve the precision and consistency of screw locking.

[0036] Optionally, the plurality of connecting holes 15 can be used to connect a plurality of stop blocks 16 and pressing strips 17.

[0037] One end of the moving module 7 is connected with a moving motor 18 for driving the sliding seat 8 to move linearly, the electric screw assembly 6 is provided with two groups, and the moving device 4 can drive the two groups of electric screw assemblies 6 to move.

[0038] The moving motor 18 drives the sliding seat 8 to move linearly, realizes the accurate movement and positioning of the mounting jig 10, improves the efficiency and quality of screw locking, and meets the requirement of double-station simultaneous operation through the arrangement of the two groups of electric screw assemblies 6.

[0039] For example, the bottom of the product at both ends is higher, and when the product is directly installed on the mounting jig 10, the protruding parts at both ends of the product are in contact with the workbench 2, at this time, the middle height of the product needs to be raised, that is, the mounting height of the mounting jig 10 is increased, so that the protruding parts at both ends of the product leave a gap with the surface of the workbench 2, and the moving module 7 can drive the product to move.

[0040] The specific use action process in the embodiment is as follows:

[0041] The two screw feeders 3 are used for feeding screws, the screws pass through two groups of lifting mechanisms 5 and electric wrench assemblies 6, are used for paired feeding of the two screw feeders 3, realize double-station feeding, and are moved by the moving device 4 and are lifted by the lifting mechanisms 5, so that the screws are tightened to the product, the efficiency of screw locking is improved, the sliding seat 8 can drive the support bottom plate 9 to move through the moving module 7, the support bottom plate 9 is connected with the bottom of the mounting jig 10 through the connecting rod 113 and the guide column 12, the screw rod elevator 111 is installed at the bottom of the support bottom plate 9, the shaft sleeve 13 is installed at four corners of the support bottom plate 9, the connecting rod 113 is driven to rise through the driving motor 112, so that the support bottom plate 9 can drive the mounting jig 10 to rise in height and be adjusted, the processing requirements of different shapes of products are adapted, the products on the mounting jig 10 are positioned through the stop block 16 and the pressing strip 17, meanwhile, the mounting jig 10 can be precisely lifted and adjusted through the arrangement of the jacking driving part 11 and the jacking adjusting part, the mounting jig 10 can drive the products at the top to be stably adjusted in height through the paired connection of the guide column 12 and the shaft sleeve 13, so that the requirements of different product mounting heights can be adapted, the pad block needs not to be manually added, convenient adjustment control can be realized, and the operation efficiency and the adjustment precision are improved.

[0042] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Although the present application is disclosed as above, it is not intended to limit the present application. Any person skilled in the art can make some changes or modifications to the above disclosed technical content without departing from the scope of the present application, and any simple modification, equivalent change and modification of the above embodiment belong to the scope of the present application.

Claims

1. A dual-station screw feeder, comprising a cabinet, a worktable inside the cabinet, two screw feeders on the worktable, and a moving device mounted on the worktable. The moving device is connected via two sets of lifting mechanisms to electric screwdriver assemblies for picking up screws from the two feeders, characterized in that: A movable module is provided on the workbench. The movable module is connected to a support base plate via a sliding seat, allowing the movable module to move the support base plate via the sliding seat. A mounting fixture is connected to the support base plate via a lifting adjustment component. A lifting drive component is provided on the support base plate. The telescopic end of the lifting drive component passes through the support base plate and connects to the mounting fixture. The lifting drive component can drive the mounting fixture to adjust its height. The lifting adjustment component includes a guide post and a bushing. The bushing is installed on the support base plate, and the guide post and bushing are coaxially fitted together. One end of the guide post passes through the support base plate and connects to the mounting fixture.

2. The dual-station screw machine according to claim 1, characterized in that: The lifting adjustment components are provided in four sets, and the four sets of lifting adjustment components are respectively arranged around the support base plate.

3. The dual-station screw machine according to claim 1, characterized in that: The lifting drive component is installed at the bottom of the support base plate. The lifting drive component includes a screw jack and a drive motor. The screw jack is equipped with a telescopic connecting rod. One end of the connecting rod passes through the support base plate and is connected to the bottom of the mounting fixture. The output end of the drive motor is coaxially connected to the input end of the screw jack.

4. The dual-station screw machine according to claim 3, characterized in that: The workbench is provided with a clearance slot for avoiding the connecting rod.

5. The dual-station screw machine according to any one of claims 1-4, characterized in that: The mounting fixture has several connection holes, and a stop block and a pressure strip are connected to the mounting fixture through the connection holes.

6. The dual-station screw machine according to any one of claims 1-4, characterized in that: One end of the moving module is connected to a moving motor for driving the sliding base to move linearly. There are two sets of electric screwdriver assemblies, and the moving device can drive the two sets of electric screwdriver assemblies to move.

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