CN218656148U

CN218656148U - Steel pipe finished product core bar drawing fixture

Info

Publication number: CN218656148U
Application number: CN202222754011.1U
Authority: CN
Inventors: 吴志刚
Original assignee: Hubei Cahen Industrial Co ltd
Current assignee: Hubei Cahen Industrial Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-03-21
Anticipated expiration: 2032-10-19

Abstract

The utility model discloses a steel pipe finished product core bar drawing fixture, which comprises a core bar, a clamping head and a clamping movable mechanism, wherein one end of the core bar is provided with an extension part, and the outer wall of the extension part is provided with an external thread; the inner wall of the clamping head is provided with an internal thread, the internal thread is in threaded connection with the external thread, one end of the clamping head is provided with an extension rod, and the clamping movable mechanism comprises a clamping assembly and a movable assembly; the clamping assembly comprises a clamping seat, a bearing and a threaded rod, wherein one side of the clamping seat is provided with a slot for inserting the extension rod, and threaded holes which are symmetrically distributed are formed in the clamping seat; the utility model has the advantages that: according to finished steel pipe diameter size, the diameter series of different core rods of design preparation, supporting preparation holding head, holding head and core rod threaded connection realize the seriation and use, and in same core rod drawing ability within range, the holding head of changing different specifications only needs to carry out the dismouting through threaded connection.

Description

Steel pipe finished product core bar drawing fixture

Technical Field

The utility model belongs to the technical field of the anchor clamps are pulled out to the core bar, concretely relates to anchor clamps are pulled out to steel pipe finished product core bar.

Background

Drawing, passing the blank through conic die holes with different shapes by pulling force, and changing its cross-section to obtain the product with precise size and smooth surface.

Aiming at the conditions that the dimension or the surface is unqualified and cannot meet the customer requirement and the length and the wall thickness have no allowance in the steel pipe production process, the drawing mode of clamping the steel pipe cannot meet the process requirement generally; while the disqualification occurs at the end product stage, the direct loss is greater, and the market reputation and the customer benefit are severely affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel pipe finished product core bar drawing anchor clamps, supporting add the holding head on the core bar, carry out the centre gripping to the extension rod on the holding head and remove, increase the efficiency of using.

In order to achieve the above object, the utility model provides a following technical scheme: a steel pipe finished product core rod drawing clamp comprises a core rod, a clamping head and a clamping movable mechanism, wherein an extension part is arranged at one end of the core rod, and an external thread is arranged on the outer wall of the extension part; the inner wall of holding head is provided with the internal thread, internal thread and external screw thread threaded connection, the one end of holding head is provided with the extension rod, centre gripping movable mechanism includes centre gripping subassembly and movable assembly.

Preferably, the centre gripping subassembly includes grip slipper, bearing, threaded rod, confession extension rod male slot is seted up to one side of grip slipper, the screw hole of symmetric distribution is seted up to the inside of grip slipper, threaded rod and screw hole threaded connection, and the one end of threaded rod extends into the inside of slot and places in the bearing, the clamp splice is installed to the one end of bearing.

Preferably, the inside of slot is provided with the supporting shoe that supports the extension rod.

Preferably, the device further comprises a first supporting seat, and the top of the first supporting seat is provided with symmetrically distributed sliding chutes.

Preferably, the movable assembly comprises an electric push rod and a controller, the controller is installed on the outer side face of the first supporting seat, the electric push rod is installed at the top of the first supporting seat, a piston rod of the electric push rod is connected with the clamping seat, and the electric push rod is electrically connected with the controller.

Preferably, the bottom of grip slipper is provided with the projection of symmetric distribution, and the bottom of projection installs the ball.

Preferably, a second supporting seat is installed on a side surface of the first supporting seat.

Preferably, a core bar support for supporting the core bar is mounted at the top of the second support seat.

Compared with the prior art, the beneficial effects of the utility model are that:

according to finished steel pipe diameter size, the diameter series of different core rods of design preparation, supporting preparation holding head, holding head and core rod threaded connection realize the seriation and use, and in same core rod drawing ability within range, the holding head of changing different specifications only needs to carry out the dismouting through threaded connection.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the clamping seat of the present invention with a partially cut-away structure;

fig. 3 is an enlarged schematic structural view of the region B in fig. 1 according to the present invention;

in the figure: 1. a first support base; 2. an electric push rod; 3. a chute; 4. a controller; 5. a clamping seat; 51. a ball bearing; 52. a convex column; 53. a threaded hole; 54. inserting slots; 55. a clamping block; 56. a bearing; 57. a threaded rod; 58. a support block; 6. an extension rod; 7. a second support seat; 8. a core bar support; 9. a core bar; 91. an external thread; 92. an extension portion; 10. a clamping head; 100. an internal thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Please refer to fig. 1-3, which are a first embodiment of the present invention, the embodiment provides a steel pipe finished product core rod drawing jig, which includes a core rod 9, a clamping head 10 and a clamping movable mechanism, one end of the core rod 9 is provided with an extension portion 92, which realizes the addition of the extension portion 92, and the outer wall of the extension portion 92 is provided with an external thread 91, which realizes the establishment of the external thread 91; the inner wall of the clamping head 10 is provided with an internal thread 100, so that the internal thread 100 is added, the internal thread 100 is in threaded connection with the external thread 91, the clamping head 10 and the core rod 9 are disassembled and assembled by utilizing the matching of the internal thread 100 and the external thread 91, one end of the clamping head 10 is provided with an extension rod 6, so that the addition of the extension rod 6 is realized, and the clamping movable mechanism comprises a clamping assembly and a movable assembly; the clamping assembly comprises a clamping seat 5, a bearing 56 and a threaded rod 57, wherein a slot 54 for inserting the extension rod 6 is formed in one side of the clamping seat 5, the slot 54 is formed, threaded holes 53 which are symmetrically distributed are formed in the clamping seat 5, the threaded holes 53 are formed, the threaded rod 57 is in threaded connection with the threaded holes 53, one end of the threaded rod 57 extends into the slot 54 and is arranged in the bearing 56, a clamping block 55 is arranged at one end of the bearing 56, and the bearing 56 and the clamping block 55 are additionally arranged; a supporting block 58 for supporting the extension rod 6 is arranged inside the slot 54, and the extension rod 6 inserted into the slot 54 is further supported by the supporting block 58; the movable assembly comprises an electric push rod 2 and a controller 4, the controller 4 is installed on the outer side face of the first supporting seat 1, the installation of the controller 4 is achieved, the electric push rod 2 is installed at the top of the first supporting seat 1, the installation of the electric push rod 2 is achieved, a piston rod of the electric push rod 2 is connected with the clamping seat 5, the electric push rod 2 is electrically connected with the controller 4, and the operation controller 4 controls the electric push rod 2 to operate.

In this embodiment, it is preferable that the first support base 1 is further included.

In this embodiment, preferably, the second support seat 7 is installed on the side surface of the first support seat 1, and the installation of the second support seat 7 is realized.

In this embodiment, preferably, a core bar support 8 for supporting the core bar 9 is installed on the top of the second support base 7, and the core bar 9 is further supported by the core bar support 8.

The working principle is as follows: during the use, pick up supporting head 10, and through the cooperation of internal thread 100 and external screw thread 91, realize the installation of supporting head 10 and core bar 9, core bar 9 erects on core bar support 8, extension bar 6 on the supporting head 10 passes the toper nib that needs pass the shape, and in inserting slot 54, rotate threaded rod 57, threaded rod 57 rotates the centre gripping that drives clamp splice 55 firmly on extension bar 6, operation controller 4 control electric putter 2 carries out the operation, electric putter 2 works and drives holder 5 and remove.

Example 2

Referring to fig. 1-3, a second embodiment of the present invention is based on the previous embodiment, except that:

the top of the first supporting seat 1 is provided with symmetrically distributed sliding chutes 3, so that the sliding chutes 3 are arranged.

The bottom of grip slipper 5 is provided with symmetric distribution's projection 52, has realized the adduction of projection 52, and the ball 51 is installed to the bottom of projection 52, has realized ball 51's installation.

The working principle is as follows: when the holder 5 moves under the action of the electric push rod 2, the balls 51 on the convex columns 52 slide along the sliding grooves 3, so that the resistance of the holder 5 during moving is reduced, and the holder 5 can move more smoothly.

Although embodiments of the present invention have been shown and described, and in particular with reference to the above detailed description, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steel pipe finished product core bar drawing jig, includes core bar (9), its characterized in that: the clamping device is characterized by further comprising a clamping head (10) and a clamping movable mechanism, wherein an extending part (92) is arranged at one end of the core rod (9), and an external thread (91) is arranged on the outer wall of the extending part (92); the inner wall of centre gripping head (10) is provided with internal thread (100), internal thread (100) and external screw thread (91) threaded connection, the one end of centre gripping head (10) is provided with extension rod (6), centre gripping movable mechanism includes centre gripping subassembly and movable assembly.

2. The steel pipe finished product core rod drawing jig of claim 1, characterized in that: the centre gripping subassembly includes grip slipper (5), bearing (56), threaded rod (57), confession extension rod (6) male slot (54) have been seted up to one side of grip slipper (5), symmetric distribution's screw hole (53) have been seted up to the inside of grip slipper (5), threaded rod (57) and screw hole (53) threaded connection, and the one end of threaded rod (57) extends into the inside of slot (54) and places in bearing (56), clamp splice (55) are installed to the one end of bearing (56).

3. The steel pipe finished product core rod drawing jig of claim 2, characterized in that: and a supporting block (58) for supporting the extension rod (6) is arranged in the slot (54).

4. The steel pipe finished product core rod drawing jig of claim 1, characterized in that: still include first supporting seat (1), spout (3) of symmetric distribution are seted up at the top of first supporting seat (1).

5. The steel pipe finished product core rod drawing jig of claim 2 or 4, characterized in that: the movable assembly comprises an electric push rod (2) and a controller (4), the controller (4) is installed on the outer side face of the first supporting seat (1), the electric push rod (2) is installed on the top of the first supporting seat (1), a piston rod of the electric push rod (2) is connected with the clamping seat (5), and the electric push rod (2) is electrically connected with the controller (4).

6. The steel pipe finished product core rod drawing jig of claim 2, characterized in that: the bottom of the clamping seat (5) is provided with symmetrically distributed convex columns (52), and the bottom of each convex column (52) is provided with a ball (51).

7. The steel pipe finished product core rod drawing jig of claim 4, characterized in that: and a second supporting seat (7) is arranged on the side surface of the first supporting seat (1).

8. The steel pipe finished product core rod drawing jig of claim 7, characterized in that: and a core rod support (8) for supporting a core rod (9) is arranged at the top of the second supporting seat (7).