Internal positioning device of pre-forging preheating furnace

Abstract

The utility model belongs to the field of positioning devices, and particularly relates to an internal positioning device of a pre-forging preheating furnace, which comprises a preheating furnace, two guide rails are fixedly connected in the preheating furnace, guide seats are slidably connected to the two guide rails, positioning seats are fixedly connected to the tops of the guide seats, and the positioning seats are slidably connected in the preheating furnace. A positioning pin is slidably connected to the bottom of the positioning seat and penetrates through the positioning seat, a pull rod is slidably connected to the interior of the positioning seat and penetrates through the positioning seat, and a slope block is fixedly connected to one end of the pull rod. According to the utility model, the locking seat is arranged in the preheating furnace and below the positioning seat, and then the positioning pin which stretches out and draws back by the spring is arranged in the positioning seat, and the positioning pin can be inserted into the locking seat under the action of the spring, so that the positioning seat has a locking function after entering the position in the preheating furnace, and the situation that the position of a workpiece is too random is prevented; and the heating uniformity is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to positioning device field, concretely is a kind of inside positioning device of preheating furnace before forging. BACKGROUND

[0002] In metallurgical industry, preheating furnace is the equipment that material or workpiece is heated to rolling into forging temperature, and preheating furnace is applied in many industry fields such as petroleum, chemical industry, metallurgy, machinery, heat treatment, surface treatment, building material, electronics, material, light industry, daily chemical, pharmacy etc. In the invention application patent with application publication number CN117029469A, a preheating furnace before forging is disclosed, including chain transmission mechanism and furnace body, chain transmission mechanism is installed on the both ends mounting frame of furnace body, the inside of furnace body is provided with combustion system and circulation system, the both ends of furnace body are provided with furnace door mechanism and manual door respectively, the top of furnace body is provided with flue gas exhaust duct, and the outer sidewall of furnace body is installed with nameplate.

[0003] And the preheating furnace before forging in prior art is used, and the placement position of workpiece in its inside is arbitrary, and uneven heating condition is prone to occur. Therefore, it needs to be improved. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of inside positioning device of preheating furnace before forging, solve the preheating furnace before forging in prior art when using, the placement position of workpiece in its inside is arbitrary, and uneven heating condition is prone to occur The problem of.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of inside positioning device of preheating furnace before forging, including preheating furnace, the inside of preheating furnace is fixedly connected with two guide rails, two guide rails are slidably connected with guide seat, the top of guide seat is fixedly connected with positioning seat, and positioning seat is slidably connected in the inside of preheating furnace, the bottom of positioning seat is slidably connected with positioning pin, the positioning pin is set through positioning seat, the inside of positioning seat is slidably connected with pull rod, and pull rod is set through positioning seat, one end of pull rod is fixedly connected with inclined surface block, inclined surface block is slidably connected with positioning pin, the other end of pull rod is fixedly connected with pull knob, the inside of preheating furnace is fixedly connected with locking seat, and positioning pin is inserted with locking seat.

[0006] Preferably, the front end of the guide rail is fixedly connected with a limiting sheet, and the limiting sheet is made of steel. The limiting sheet limits the travel of the guide seat on the guide rail.

[0007] Preferably, the front end of the positioning seat is fixedly connected with a handle, and the handle is made of steel. The handle facilitates the pushing and pulling of the positioning seat.

[0008] Preferably, the positioning pin is fixedly connected with a guide piece, the positioning seat is fixedly connected with a guide column inside, and the guide column penetrates through the guide piece and is in sliding connection with the guide piece.

[0009] Preferably, the guide column is sleeved with a spring one outside, one end of the spring one is fixedly connected with the guide piece, and the other end of the spring one is fixedly connected to the inner surface of the positioning seat. Through the arrangement of the spring one, the reaction force can be applied to the positioning pin through the guide piece.

[0010] Preferably, the rod body of the pull rod is fixedly connected with a blocking ring, the inner wall of the positioning seat is fixedly connected with a guide rod, the guide rod penetrates through the blocking ring and is in sliding connection with the blocking ring, the tail end of the guide rod is fixedly connected with a limiting block, the limiting block is in contact with the blocking ring, and the rod body of the pull rod is sleeved with a spring two outside. Through the arrangement of the guide rod and the blocking ring, the lateral movement of the pull rod is guided.

[0011] Preferably, one end of the spring two is fixedly connected with the blocking ring, and the other end of the spring two is fixedly connected to the inner surface of the positioning seat. Through the arrangement of the spring two, the elastic force can be applied to the pull rod through the blocking ring.

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

[0013] 1. The utility model discloses a positioning seat is arranged on the top of two guide seats in the preheating furnace, and the positioning seat is used for containing workpieces, so that the combination of the guide rail and the guide seat facilitates the workpiece to go in and out of the preheating furnace, and the purpose of facilitating material taking is achieved.

[0014] 2. The utility model discloses a locking seat is arranged below the positioning seat in the preheating furnace, and a positioning pin is arranged in the positioning seat and can be extended and retracted by a spring, and the positioning pin is inserted into the locking seat under the action of the spring, so that the position of the positioning seat after entering the preheating furnace has a locking effect, the position of the workpiece is prevented from being too random, and the uniformity of heating is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the overall structure perspective drawing of the utility model;

[0016] Figure 2 It is the overall structure perspective drawing of the utility model; Figure 1 The partial structure schematic of the utility model Figure 1 ;

[0017] Figure 3 The partial structure schematic of the utility model Figure 1 ; Figure 2 ​

[0018] Figure 4 The utility model discloses Figure 1 The side view of the utility model discloses

[0019] Figure 5 The utility model discloses Figure 4 The A part structure of the utility model discloses

[0020] Figure 6 The utility model discloses Figure 4 The B part structure of the utility model discloses

[0021] In the drawing: 1, preheating furnace, 2, guide rail, 21, limit piece, 3, guide seat, 4, positioning seat, 5, handle, 6, positioning pin, 7, guide piece, 8, guide column, 9, spring one, 10, pull rod, 11, inclined plane block, 12, pull button, 13, locking seat, 14, retaining ring, 15, guide rod, 16, limit block, 17, spring two. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative work belong to the range protected by the utility model.

[0023] Please refer to Figures 1-4 A kind of inside positioning device of preheating furnace before forging, including preheating furnace 1, two guide rails 2 are fixedly connected in the inside of preheating furnace 1, the front end of guide rail 2 is fixedly connected with limit piece 21, limit piece 21 is steel.By the setting of limit piece 21, the travel of guide seat 3 on guide rail 2 is limited, the guide seat 3 is slidably connected on the two guide rails 2, the top of guide seat 3 is fixedly connected with positioning seat 4, and positioning seat 4 is slidably connected in the inside of preheating furnace 1, the front end of positioning seat 4 is fixedly connected with handle 5, and handle 5 is steel.By the setting of handle 5, the push-pull of positioning seat 4 is facilitated,

[0024] Please refer to Figures 4-5 The bottom of positioning seat 4 is slidably connected with positioning pin 6, positioning pin 6 is arranged through positioning seat 4, positioning pin 6 is fixedly connected with guide piece 7, the inside of positioning seat 4 is fixedly connected with guide column 8, guide column 8 is arranged through guide piece 7 and is slidably connected with guide piece 7.By the setting of guide column 8, it has guiding effect for the sliding of positioning pin 6 in cooperation with guide piece 7, spring one 9 is sleeved on the outside of guide column 8, one end of spring one 9 is fixedly connected with guide piece 7, the other end of spring one 9 is fixedly connected to the inner surface of positioning seat 4.By the setting of spring one 9, the reaction can be acted on positioning pin 6 through guide piece 7.

[0025] Please refer to Figure 4 、 Figure 6 The inside of the positioning seat 4 is slidably connected with a pull rod 10, and the pull rod 10 is arranged through the positioning seat 4, one end of the pull rod 10 is fixedly connected with an inclined block 11, the inclined block 11 is slidably connected with the positioning pin 6, the other end of the pull rod 10 is fixedly connected with a pull knob 12, the inside of the preheating furnace 1 is fixedly connected with a locking seat 13, and the positioning pin 6 is inserted with the locking seat 13. A retaining ring 14 is fixedly connected on the rod body of the pull rod 10, a guide rod 15 is fixedly connected on the inner wall of the positioning seat 4, the guide rod 15 penetrates through the retaining ring 14 and is slidably connected with the retaining ring 14, the tail end of the guide rod 15 is fixedly connected with a limiting block 16, the limiting block 16 is in contact with the retaining ring 14, and the outer side of the rod body of the pull rod 10 is sleeved with a spring two 17. Through the arrangement of the guide rod 15 and the retaining ring 14, the transverse movement of the pull rod 10 has a guiding effect. One end of the spring two 17 is fixedly connected with the retaining ring 14, and the other end of the spring two 17 is fixedly connected to the inner surface of the positioning seat 4. Through the arrangement of the spring two 17, the elastic force can be applied to the pull rod 10 through the retaining ring 14.

[0026] The specific implementation process of the utility model is as follows: in use, first, the workpiece is placed on the positioning seat 4, then the pull knob 12 pulls the pull rod 10, the pull rod 10 pulls the inclined block 11, so that the inclined block 11 is separated from the positioning pin 6, and the positioning pin 6 is reset under the action of the spring one 9 and is retracted into the positioning seat 4, then the positioning seat 4 is pushed into the preheating furnace 1 through the handle 5, the positioning seat 4 is smoothly entered into the preheating furnace 1 through the cooperation of the guide seat 3 and the guide rail 2, then the pull knob 12 is loosened, the pull rod 10 is reset under the action of the spring two 17, and the inclined block 11 at the tail end of the pull rod 10 exerts a downward thrust on the positioning pin 6, and the positioning pin 6 is inserted into the locking seat 13, so that the position of the workpiece is fixed, the position of the workpiece is prevented from being too arbitrary, and the uniformity of heating is ensured.

[0027] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An internal positioning device for a preheating furnace before forging, comprising a preheating furnace (1), characterized in that: The inside of the preheating furnace (1) is fixedly connected with two guide rails (2), the guide rails (2) are slidably connected with guide seats (3), the top of the guide seat (3) is fixedly connected with a positioning seat (4), and the positioning seat (4) is slidably connected in the inside of the preheating furnace (1), the bottom of the positioning seat (4) is slidably connected with a positioning pin (6), the positioning pin (6) penetrates the positioning seat (4), the inside of the positioning seat (4) is slidably connected with a pull rod (10), and the pull rod (10) penetrates the positioning seat (4), one end of the pull rod (10) is fixedly connected with an inclined surface block (11), the inclined surface block (11) is slidably connected with the positioning pin (6), the other end of the pull rod (10) is fixedly connected with a pull knob (12), the inside of the preheating furnace (1) is fixedly connected with a locking seat (13), and the positioning pin (6) is inserted with the locking seat (13).

2. An internal positioning device for a preheat furnace as defined in claim 1, wherein: The front end of the guide rail (2) is fixedly connected with a limiting sheet (21), and the limiting sheet (21) is made of steel.

3. An internal positioning device for a preheat furnace as defined in claim 1, wherein: The front end of the positioning seat (4) is fixedly connected with a handle (5), and the handle (5) is made of steel.

4. An internal positioning device for a preheat furnace as defined in claim 1, wherein: The positioning pin (6) is fixedly connected with a guide sheet (7), the inside of the positioning seat (4) is fixedly connected with a guide column (8), and the guide column (8) penetrates the guide sheet (7) and is slidably connected with the guide sheet (7).

5. An internal positioning device for a preheat furnace as defined in claim 4, wherein: The outer side of the guide column (8) is sleeved with a spring (9), one end of the spring (9) is fixedly connected with the guide sheet (7), and the other end of the spring (9) is fixedly connected to the inner surface of the positioning seat (4).

6. An internal positioning device for a preheat furnace as defined in claim 1, wherein: The rod body of the pull rod (10) is fixedly connected with a blocking ring (14), the inner wall of the positioning seat (4) is fixedly connected with a guide rod (15), the guide rod (15) penetrates the blocking ring (14) and is slidably connected with the blocking ring (14), the tail end of the guide rod (15) is fixedly connected with a limiting block (16), the limiting block (16) is in contact with the blocking ring (14), and the outer side of the rod body of the pull rod (10) is sleeved with a spring (17).

7. An internal positioning device for a preheat furnace as defined in claim 6, wherein: One end of the spring (17) is fixedly connected with the blocking ring (14), and the other end of the spring (17) is fixedly connected to the inner surface of the positioning seat (4).

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