Hardware fastening device for hardware machining

Abstract

The utility model discloses a hardware fastening device for hardware processing, which relates to the technical field of hardware fastening, and comprises a motor, the motor is connected with a screw rod, gear sets are arranged on two sides of the screw rod, the gear sets are respectively connected with first connecting frames, the first connecting frames are respectively connected with right-angle seats, the right-angle seats are connected with a support seat group, and the support seat group is connected with a support seat. The support set is rotationally connected with a support, the support set is rotationally connected with a clamping frame set, the clamping frame set is rotationally connected with a fastening buckle set, a cam is installed on the gear, the lead screw is connected with a fixing frame, a sleeve is installed on the fixing frame, and a first spring and an impact hammer are arranged in the sleeve. The impact hammer is in sliding contact with the cam; according to the hardware clamping device, the support, the support, the clamping frame and the fastening buckle are rotationally connected, hardware can be subjected to a plurality of pressures, the clamping effect is remarkably improved, the fastening buckle can be prevented from being clamped by the irregular shape of the hardware through vibration, and incomplete fastening of the hardware is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to hardware fastening technical field, concretely is a hardware fastening device for hardware machining. BACKGROUND

[0002] The hardware fastening device for hardware machining is an important tool for fixing hardware during hardware machining. The hardware fastening device is suitable for hardware of different shapes and sizes, and fastening is realized by adjusting clamping force and clamping position. There are various types of hardware fastening devices, such as bench vices, flat-nose pliers, etc. Hardware is fixed by the hardware fastening device, which can prevent displacement or shaking of hardware during machining, thereby ensuring machining accuracy and reducing the time for adjusting the position of hardware, improving machining efficiency.

[0003] In daily production and life, there are many types of hardware, and the shapes are different. The common hardware fastening device for hardware machining has simple shape and single stress point, and has poor fastening effect on some irregular-shaped hardware. Considering the universality of the hardware fastening device for hardware machining, in order to adapt to hardware of different shapes and sizes, the hardware fastening device for hardware machining is proposed. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a hardware fastening device for hardware machining to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a hardware fastening device for hardware machining, comprising a motor, the motor is fixedly connected with a lead screw, the lead screw is rotatably connected with two gears, the two gears are fixedly connected with a connecting frame one respectively, the two connecting frames one are rotatably connected with a right-angle seat respectively, the two right-angle seats are fixedly connected with two supports respectively, the four supports are rotatably connected with a support respectively, the four supports are rotatably connected with two clamping frames respectively, and the eight clamping frames are rotatably connected with two fastening buckles respectively.

[0006] One of the gears is fixedly installed with a cam, the lead screw is further rotatably connected with a fixed frame, the fixed frame is rotatably installed with a sleeve, the sleeve is fixedly connected with a spring one, the spring one is fixedly connected with a hammer, and the hammer and the cam are in sliding contact.

[0007] Further, the fixed frame is fixedly connected with a spring two, the spring two and the sleeve are fixedly connected, and a limiting block is fixedly installed on the fixed frame.

[0008] Further, the sixteen fastening buckles are fixedly installed with rubber pads respectively, and the sixteen rubber pads are symmetrically arranged in two groups.

[0009] Further, the fixed frame is rotationally connected with two connecting frames two, the two connecting frames two are respectively rotationally connected with two right angle seats, and the two connecting frames two and the two connecting frames one are arranged in parallel.

[0010] Further, the side of the cam in sliding contact with the impact hammer is a circular arc, and the other side is a plane parallel to the axis of the impact hammer.

[0011] Further, the right angle seat, the support, the support frame, the clamping frame and the fastening buckle are all divided into two groups and arranged in symmetry.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. The utility model discloses a motor drives a screw rod to rotate and push a gear, and then makes a connecting frame move and push a right angle seat to fold, and then makes a clamping frame fold through the combination of a support and a support frame, and the fastening buckle is extruded to the rubber pad under the pushing of the clamping frame, and the fastening clamping of the irregular hardware is fastened, and the transmission of the rotation connection of the support, the support frame, the clamping frame and the fastening buckle can make the irregular hardware receive the pressure of multiple pressure points, and the clamping effect is obviously improved.

[0014] 2. The utility model discloses a gear rotation drives a cam to rotate, and the bevel gear on the cam pushes the impact hammer to the sleeve and contracts through the circular arc surface, and extrudes spring one and contracts and accumulates the elastic potential energy, when the top end of the bevel gear slides through the impact hammer, the elastic potential energy is released instantaneously, and the impact hammer knocks the cam and produces vibration transmission to the whole device, and the fastening buckle is clamped by the irregular shape of the hardware as far as possible through the vibration, and the fastening of the hardware is prevented from being not completely.

[0015] 3. When the hardware is taken down, the sleeve rotationally connected with the fixed frame can guarantee that the device is normally reset, and spring two can guarantee that the sleeve is reset. DRAWINGS

[0016] Fig. 1 It is the whole half cut structure schematic diagram of the utility model;

[0017] Fig. 2 It is the local structure schematic diagram of the utility model;

[0018] Fig. 3 It is the local half cut structure schematic diagram of the utility model.

[0019] In the drawing: 1 - motor;2 - screw rod;3 - gear;4 - connecting frame one;5 - right angle seat;6 - support;7 - support frame;8 - clamping frame;9 - fastening buckle;10 - cam;11 - fixed frame;12 - sleeve;13 - spring one;14 - impact hammer;15 - rubber pad;16 - connecting frame two;17 - spring two;18 - limit block. CONCRETE IMPLEMENTING METHOD

[0020] 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 other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of the present application.

[0021] Please refer to Figs. 1-3 The utility model provides a technical scheme: a hardware fastener for hardware machining, including motor 1, motor 1 is fixedly connected with screw rod 2, screw rod 2 rotation contact has two gear 3, two gear 3 symmetry sets up in the both sides of screw rod, when motor 1 drives screw rod 2 rotation, screw rod 2 will drive two gear 3 along the opposite direction rotation simultaneously, two gear 3 are fixedly connected with connecting frame no. 4 through bolt and nut respectively, and connecting frame no. 4 is high strength steel material, two connecting frame no. 4 are rotationally connected with right angle seat 5 respectively, two right angle seat 5 are L type modeling, and two right angle seat 5 also according to screw rod center axle symmetry, two right angle seat 5 are fixedly connected with two support 6 respectively, four support 6 are divided into two groups to screw rod center axle symmetry, four support 6 are rotationally connected with support 7 respectively, four support 7 are also divided into two groups with screw rod center axle symmetry, four support 6 are rotationally connected with two clamping frame 8 respectively, eight clamping frame 8 are also divided into two groups to screw rod center axle symmetry, eight clamping frame 8 are rotationally connected with two fastening buckle 9 respectively, sixteen fastening buckle 9 are fixedly installed with rubber pad 15 respectively, and sixteen rubber pad 15 are divided into two groups and set up symmetrically, and anti-skid groove is set up on the plane of rubber pad 15 close to each other.

[0022] One of gear 3 is fixedly installed with cam 10, and the side of cam 10 and impact hammer 14 sliding contact is circular arc, can guarantee that impact hammer 14 smoothly slides through, and the other side is parallel to the plane of impact hammer (14) axis.

[0023] The fixed frame 11 is made of high-strength steel, is a three-side open square groove shape, is fixedly provided with a base, the base is rotatably provided with a sleeve 12, the sleeve 12 is internally provided with a spring 13, the sleeve 12 inner wall is fixedly connected with the spring 13, the spring 13 is fixedly connected with the lower end of the impact hammer 14, the elastic force of the spring 13 is much greater than the gravity of the impact hammer 14 itself, the impact hammer 14 is in sliding contact with the cam 10, and the cam 10 can extrude the impact hammer 14 under the driving of the gear 3. The fixed frame 11 is rotatably provided with two connecting frames 16, the two connecting frames 16 are made of high-strength steel, the two connecting frames 16 are rotatably connected with the two right-angle bases 5 respectively, the two connecting frames 16 are arranged in parallel on the two sides of the two connecting frames 4 respectively, the fixed frame 11 is further fixedly provided with a spring 17, the spring 17 is fixedly connected with the sleeve 12, the spring 17 is used for resetting the sleeve 12, and the fixed frame 11 is fixedly provided with a limiting block 18.

[0024] Working principle: the motor 1 is turned on to drive the screw rod 2 to rotate and push the gear 3 to rotate, the gear 3 drives the two connecting frames 4 and the two connecting frames 16 to move, so that the right-angle base 5 is pushed to fold, the right-angle base 5 further pushes the support 7 to fold through the support 6, the support 7 further drives the clamping frame 8 to fold, and then the fastening buckle 9 is pressed under the pushing of the clamping frame 8, so that the rubber pad 15 is extruded to fasten the hardware with irregular shapes. Since the support 6, the support 7, the clamping frame 8 and the fastening buckle 9 are driven by rotation, the hardware with irregular shapes can be pressed by multiple pressure points, so that the clamping effect is significantly improved.

[0025] When the gear 3 set rotates, the cam 10 rotates, the bevel gear on the cam 10 pushes the impact hammer 14 to retract into the sleeve 12 through the circular surface, the limiting block 18 limits the rotation of the sleeve 12 and the impact hammer 14, so as to extrude the spring 13 to shrink and accumulate elastic potential energy. When the top end of the bevel gear slides through the impact hammer 14, the elastic potential energy is instantaneously released to push the impact hammer 14 to knock the cam 10, and the vibration is transmitted to the whole device. Through the vibration, the fastening buckle 9 can be prevented from being clamped by the irregular shape of the hardware, and the fastening of the hardware can be prevented from being incomplete. When the hardware is removed, the sleeve 12 rotatably connected with the fixed frame 11 can ensure that the device is normally reset, and the spring 17 can ensure that the sleeve is reset.

[0026] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0027] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A hardware fastening device for hardware machining, characterized by: Including motor (1), the motor (1) fixedly connected with lead screw (2), the lead screw rotation contact has two gear (3), two gear (3) are fixedly connected with connecting frame one (4) respectively, two connecting frame one (4) are rotatably connected with right angle seat (5) respectively, two right angle seat (5) are fixedly connected with two supports (6) respectively, four supports (6) are rotatably connected with support (7) respectively, four support (7) are rotatably connected with two clamping frame (8) respectively, eight clamping frame (8) are rotatably connected with two fastening buckle (9) respectively; One of gear (3) is fixedly installed with cam (10), the lead screw (2) is rotatably connected with fixed frame (11), the fixed frame (11) is rotatably installed with sleeve (12), the sleeve (12) is fixedly connected with spring one (13), spring one (13) is fixedly connected with impact hammer (14), the impact hammer (14) and cam (10) are through sliding contact.

2. A hardware fastening device for hardware machining according to claim 1, characterized in that: Sixteen fastening buckle (9) are fixedly installed with rubber pad (15) respectively, sixteen rubber pad (15) are divided into two groups and are symmetrically arranged.

3. The hardware fastening device for hardware machining according to claim 1, characterized in that: The right angle seat (5), support (6), support (7), clamping frame (8) and fastening buckle (9) are divided into two groups and are symmetrically arranged.

4. The hardware fastening device for hardware machining according to claim 1, characterized in that: The fixed frame (11) is rotatably connected with two connecting frame two (16), two connecting frame two (16) are rotatably connected with two right angle seat (5) respectively, two connecting frame two (16) and two connecting frame one (4) are parallelly arranged.

5. The hardware fastening device for hardware machining according to claim 1, characterized in that: The fixed frame (11) is fixedly connected with spring two (17), spring two (17) and sleeve sleeve (12) are fixedly connected, the fixed frame (11) is fixedly installed with limit block (18).

6. The hardware fastening device for hardware machining according to claim 1, characterized in that: The side of cam (10) and impact hammer (14) sliding contact is circular arc, the other side is parallel to the axis of impact hammer (14) plane.

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