Screw machining fixing device

Abstract

The utility model discloses a screw machining fixing device which comprises a bottom plate and a sliding groove transversely formed in the top of the bottom plate, two sliding blocks are arranged in the sliding groove in a sliding mode, the sliding blocks can linearly move in the sliding groove, the tops of the sliding blocks are fixedly connected with a V-shaped lower supporting plate, a pressing assembly is fixedly installed on the top of the lower supporting plate, and the pressing assembly is fixedly connected with the sliding groove. The bottom end of the sliding block is fixedly connected with a positioning stud, the positioning stud is sleeved with a nut in a threaded mode, and when the position of the sliding block is locked, the nut makes contact with the bottom of the bottom plate in an abutting mode. The sliding blocks can horizontally move along the sliding grooves, so that the positions of the lower supporting plates are adjusted, the distance between the two lower supporting plates meets the length requirement of the screw rod, after the lower supporting plates are adjusted to the proper positions, the nuts are rotated, the nuts move on the positioning studs, and finally the nuts abut against the bottom of the bottom plate. And the position of the lower supporting plate is locked.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw rod processing technical field, concretely is a kind of screw rod processing fixing device. BACKGROUND

[0002] Large screw rod refers to the screw rod with high load bearing capacity, large size and stronger durability, usually applied in industry, construction, energy, transportation and machinery fields. The design and material selection of these screw rods consider high strength, durability, corrosion resistance and load bearing capacity.

[0003] The polishing of large screw rod is a surface treatment process, aiming to improve the surface finish of screw rod, remove oxide, scratch, stain and other defects, make it more smooth and bright, so as to improve its appearance and corrosion resistance, and also can reduce friction coefficient and prolong service life.

[0004] The polishing of large screw rod is mainly used after the automatic processing of screw rod size. The screw rod needs to be positioned by using fixing device during polishing process to ensure the stability during polishing, and then electric or pneumatic polishing machine is used for operation. The existing fixing device has fixed specification, and screw rod usually needs to be placed on fixing device manually. Only fixed length screw rod can be fixed, and the flexibility during processing is low. CONTENT OF THE UTILITY MODEL

[0005] (I) Technical problem solved

[0006] In view of the deficiencies of prior art, the utility model provides a kind of screw rod processing fixing device, solves the problems raised in the above background art.

[0007] (II) Technical scheme

[0008] To achieve the above purpose, the utility model is realized by the following technical scheme: a kind of screw rod processing fixing device, including bottom plate, the sliding slot of top of bottom plate is opened in transverse, two sliding blocks are slidably arranged in the sliding slot, the sliding block can move linearly in the sliding slot, the lower support plate of V-shaped is fixedly connected in the top of sliding block, the pressing assembly is fixedly installed in the top of lower support plate, and the screw rod to be processed is fixed by the pressing assembly.

[0009] Preferably, the bottom end of the sliding block is fixedly connected with a positioning stud, and a nut is threadedly sleeved on the positioning stud. When the position of the sliding block is locked, the nut is in abutting contact with the bottom of the bottom plate.

[0010] Preferably, the compression assembly comprises two guide rods fixed on the top of the lower support plate, a top strip commonly fixed on the top of the guide rods, a compression strip slidingly sleeved on the two guide rods, an internally threaded sleeve fixedly connected to the top of the compression strip, and a drive stud rotatably inserted into the top strip.

[0011] Preferably, the side section of the sliding groove is cross-shaped, and the sliding block is matched with the sliding groove.

[0012] Preferably, the bottom plate is fixedly connected with four rectangularly distributed supporting legs, and the supporting legs are arranged close to the four corners of the bottom plate.

[0013] Preferably, the guide rod is in a cylindrical structure.

[0014] (Three) beneficial effects

[0015] The utility model provides a kind of screw processing fixing device, with following beneficial effects:

[0016] 1, the utility model, sliding block can be moved horizontally along sliding groove, to adjust the position of lower support plate, so that the distance between the two lower support plates meets the length needs of screw, and after adjusting to appropriate position, rotate nut, so that nut moves on positioning stud, finally make nut and bottom plate bottom abut contact, realize the position locking of lower support plate.

[0017] 2, the utility model, when the screw to be processed is fixed, the end of the screw to be processed is placed on lower support plate, then rotates knob, drives drive stud to rotate, drive stud drives internally threaded sleeve and compression strip to descend, compression strip contacts with the end of screw, realizes the compression purpose of the end of screw, guarantees the stability in the process of screw processing. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a front view three-dimensional structure diagram of the screw processing fixing device provided by the utility model;

[0019] Figure 2 It is a bottom view three-dimensional structure diagram of the screw processing fixing device provided by the utility model;

[0020] Figure 3 It is a partial structure diagram of the screw processing fixing device provided by the utility model;

[0021] Figure 4 It is Figure 2 the enlarged structure diagram of A.

[0022] In the figure: 1, bottom plate; 101, sliding groove; 2, support leg; 3, sliding block; 4, lower support plate; 5, positioning stud; 6, nut; 7, guide rod; 8, top bar; 9, pressing bar; 10, internally threaded sleeve; 11, drive stud; 12, knob. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0024] Please refer to Figures 1 to 4 The utility model provides a kind of technical scheme: a kind of screw rod processing fixing device, including bottom plate 1, sliding groove 101 being horizontally set in the top of bottom plate 1, two sliding blocks 3 are slidably arranged in the inside of sliding groove 101, sliding block 3 can move linearly in the inside of sliding groove 101, sliding block 3 top is fixedly connected with the lower support plate 4 of V-shaped, lower support plate 4 top is fixedly installed with pressing assembly, and pressing assembly is fixed to the screw rod to be processed.

[0025] Sliding block 3 bottom end is fixedly connected with positioning stud 5, nut 6 is threadedly sleeved on positioning stud 5, when the position of sliding block 3 is locked, nut 6 is in contact with the bottom of bottom plate 1.

[0026] Under the impetus of external force, sliding block 3 can move horizontally along sliding groove 101, so as to adjust the position of lower support plate 4, so that the distance between the two lower support plates 4 meets the length requirement of screw rod, and after adjusting to appropriate position, rotating nut 6 makes nut 6 move on positioning stud 5, finally makes nut 6 in contact with the bottom of bottom plate 1, realizes the position locking of lower support plate 4.

[0027] Further, the pressing assembly includes two guide rods 7 fixed to the top of lower support plate 4, top bar 8 commonly fixed to the top of guide rod 7, pressing bar 9 is slidably sleeved on the two guide rods 7, and guide rod 7 is cylindrical structure; the top of pressing bar 9 is fixedly connected with internally threaded sleeve 10, and drive stud 11 is rotatably inserted on top bar 8. Drive stud 11 is threadedly inserted into the inside of internally threaded sleeve 10, and knob 12 is fixedly connected to the upper end of drive stud 11.

[0028] When the screw rod to be processed is fixed, the end of the screw rod to be processed is placed on lower support plate 4, then knob 12 is rotated, drive stud 11 is rotated, drive stud 11 drives internally threaded sleeve 10 and pressing bar 9 to descend, pressing bar 9 contacts with the end of screw rod, realizes the pressing purpose of the end of screw rod, and guarantees the stability in the process of screw rod processing.

[0029] Further, the side section of the sliding groove 101 is cross-shaped, the sliding block 3 is matched with the sliding groove 101, so that the sliding groove 101 realizes the linear guiding purpose of the sliding block 3.

[0030] The bottom plate 1 is fixedly connected with four rectangular distributed supporting legs 2, the supporting legs 2 are arranged close to four corners of the bottom plate 1, so that there is a gap between the positioning stud 5 and the ground, and the hand has an operation space, which is convenient for screwing the nut 6.

[0031] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and do not limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A screw machining fixture, characterised in that: The utility model relates to a bottom plate (1), the chute (101) of top transverse opening in bottom plate (1), the inside sliding of chute (101) is provided with two sliders (3), the slider (3) can move in a straight line in the inside of chute (101), the bottom of slider (3) fixedly connected with the lower support plate (4) of V -shaped, the lower support plate (4) top fixed mounting has the compression assembly, and the compression assembly carries out the fixed of the screw rod of processing.

2. A screw machining fixture according to claim 1, wherein: The bottom of slider (3) fixedly connected with the positioning stud (5), the nut (6) of screw thread is equipped with on positioning stud (5), when the position of slider (3) is locked, the nut (6) with bottom plate (1) bottom abuts and contacts.

3. A screw machining fixture according to claim 1, wherein: The compression assembly includes two guide rods (7) fixed to the top of the lower support plate (4), a top bar (8) commonly fixed to the top of the guide rods (7), a compression bar (9) slidably fitted on the guide rods (7), an internally threaded sleeve (10) fixedly connected to the top of the compression bar (9), a drive stud (11) rotatably inserted into the top bar (8), the drive stud (11) threadedly inserted into the internally threaded sleeve (10), and a knob (12) fixedly connected to the upper end of the drive stud (11).

4. A screw machining fixture according to claim 1, wherein: The side section of the chute (101) is cross-shaped, and the slider (3) is matched with the chute (101).

5. A screw machining fixture according to claim 1, wherein: The bottom of the bottom plate (1) is fixedly connected with four rectangularly distributed supporting legs (2), and the supporting legs (2) are arranged close to the four corners of the bottom plate (1).

6. A screw machining fixture according to claim 3, wherein: The guide rod (7) is in a cylindrical structure.

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