A heat exchanger plate processing fixture that facilitates precise positioning

Abstract

The utility model discloses a heat exchanger plate processing fixture that is convenient for accurate positioning, and relates to the technical field of heat exchanger plate processing, including a base plate, a positioning clamp and a positioning assembly, positioning clamps are slidably arranged on both the left and right sides of the upper part of the base plate, and a movable adjustment assembly is installed on one side of the positioning clamp, and a positioning assembly is installed on the upper outer side of the positioning clamp, and the positioning assembly includes a vertical rod, a rotating shaft, a fixed rod, a sleeve frame, a positioning bolt, a telescopic rod, a first spring and a pressure plate, and a fixed rod is installed on the upper side of the vertical rod through the rotation of the rotating shaft. In the heat exchanger plate processing fixture that is convenient for accurate positioning, the positioning clamp cooperates with the limit plate to fully position and clamp the left and right sides and the front and rear sides of the heat exchanger plate at the same time, and the two pressure plates with arc-shaped structures can fit tightly with the inner wall of the tube groove of the heat exchanger plate under the action of the first spring to further clamp and position the heat exchanger plate, and the positioning accuracy is high.

Description

Technical Field

[0001] The utility model relates to the technical field of heat exchanger plate processing, in particular to a heat exchanger plate processing fixture which is convenient for accurate positioning. Background Art

[0002] Heat exchanger is a device that transfers part of the heat of hot fluid to cold fluid, also known as heat exchanger. Heat exchanger plate is one of the components of heat exchanger. During the processing of heat exchanger plate, it needs to be clamped and fixed with a fixture.

[0003] For example, the utility model with application number CN202121940741.X discloses an aluminum plate clamp corresponding to the stamping processing of the heat exchanger aluminum plate. The heat exchanger plate processing clamp similar to the above application currently still has the following shortcomings: although the pressure plate can be adjusted to position and clamp different heat exchanger plates, the positioning position is relatively single, and only one side can be positioned, resulting in insufficient positioning stability.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a heat exchanger plate processing fixture that is easy to accurately position is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a heat exchanger plate processing fixture which is convenient for accurate positioning, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heat exchanger plate processing fixture that is easy to accurately position, comprising a base plate, a positioning splint and a positioning assembly, wherein positioning splints are slidably arranged on both sides of the top and left and right sides of the base plate, and a movable adjustment assembly is installed on one side of the positioning splint, a positioning assembly is installed on the upper outer side of the positioning splint, and the positioning assembly includes a vertical rod, a rotating shaft, a fixed rod, a sleeve frame, a positioning bolt, a telescopic rod, a first spring and a pressure plate, a fixed rod is rotatably installed on the upper side of the vertical rod, and a sleeve frame is slidably sleeved on the outer side of the fixed rod, a positioning bolt is passed through the upper side of the sleeve frame, and a telescopic rod is installed on the lower side of the sleeve frame, both sides of the bottom end of the telescopic rod are elastically connected with a pressure plate by a first spring, and the pressure plate is in an arc-shaped structure, and an adsorption fixing assembly is arranged on the inner side of the middle part of the base plate.

[0007] Furthermore, the movable adjustment component includes an installation frame, a drive motor, a bidirectional screw and a movable sleeve. The drive motor is installed on one side of the interior of the installation frame, and a bidirectional screw is arranged on one side of the output shaft of the drive motor. Two movable sleeves are symmetrically arranged on the outer side of the bidirectional screw.

[0008] Furthermore, the movable adjustment component also includes a connecting rod, the movable sleeves are slidably connected to the installation frame, and connecting rods are fixed between the two movable sleeves and the left and right positioning clamps respectively.

[0009] Furthermore, a limiting slide groove is provided on the outer side wall of the positioning clamp, and the positioning assembly also includes a T-shaped slider, a T-shaped slider is fixed to a side of the vertical rod close to the limiting slide groove, and the T-shaped slider is slidably connected to the limiting slide groove.

[0010] Furthermore, the adsorption and fixing component includes negative pressure suction holes, and negative pressure suction holes are equidistantly arranged in the middle of the bottom plate, and the negative pressure suction holes are in a mesh structure.

[0011] Furthermore, the adsorption and fixing component also includes a connecting pipe, a negative pressure suction pipe and a negative pressure suction pump. The lower side of the negative pressure suction hole is connected to a connecting pipe, and the connecting pipe is embedded in the inner side of the bottom plate. One side of the connecting pipe is connected to the negative pressure suction pipe, and a negative pressure suction pump is installed at one end of the negative pressure suction pipe.

[0012] Furthermore, limiting components are installed on both the front and rear sides of the positioning clamp, and the limiting components include a baffle, a second spring and a limiting plate. The baffle is fixedly connected to the positioning clamp, and the inner side of the baffle is elastically connected to the limiting plate through the second spring.

[0013] The utility model provides a heat exchanger plate processing fixture that is easy to accurately position and has the following beneficial effects:

[0014] The utility model is provided with a positioning component, which facilitates sliding adjustment of the front and rear positions of the vertical rod through the mutual cooperation between the T-shaped slider and the limiting slide groove, and facilitates adjustment of the left and right positions of the telescopic rod through the movement of the sleeve frame on the outside of the fixed rod. The sleeve frame is conveniently locked by the positioning bolt, so that the position of the telescopic rod can correspond to the tube groove of the heat exchanger plate, and the telescopic rod can drive the first spring and the pressure plate to rise and fall, so that the pressure plate is located inside the tube groove of the heat exchanger plate, so that the two pressure plates with an arc-shaped structure can be closely fitted with the inner wall of the tube groove of the heat exchanger plate under the action of the first spring, thereby further clamping and positioning the heat exchanger plate.

[0015] The utility model is provided with a positioning clamp and a limit assembly, which can drive the rotation of the two-way screw rod through a driving motor, and then drive the two movable sleeves to move toward each other, so that the movable sleeve, the connecting rod and the positioning clamp can move to position and clamp the left and right sides of the heat exchanger plate, and at the same time, the limit plates on the front and rear sides of the positioning clamp can flexibly limit the front and rear sides of the heat exchanger plate under the elastic action of the second spring, so that the left and right sides and the front and rear sides of the heat exchanger plate can be fully positioned and clamped at the same time, the negative pressure suction pipe is connected with the connecting pipe and the negative pressure suction hole, and starting the negative pressure suction pump can suck through the negative pressure suction pipe and the connecting pipe, so that the negative pressure suction hole generates negative pressure suction, so as to facilitate negative pressure adsorption and positioning of the bottom of the heat exchanger plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front structural schematic diagram of a heat exchanger plate processing fixture that is convenient for accurate positioning according to the utility model;

[0017] Figure 2 This is a rear structural schematic diagram of a heat exchanger plate processing fixture that is convenient for accurate positioning according to the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of a positioning component of a heat exchanger plate processing fixture that facilitates accurate positioning according to the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of an adsorption and fixing component of a heat exchanger plate processing fixture that is convenient for accurate positioning according to the utility model;

[0020] Figure 5 The utility model is a schematic diagram of the heat exchanger plate structure of a heat exchanger plate processing fixture which is convenient for accurate positioning.

[0021] In the figure: 1. bottom plate; 2. positioning splint; 3. movable adjustment component; 301. mounting frame; 302. driving motor; 303. bidirectional screw rod; 304. movable sleeve; 305. connecting rod; 4. limiting slide groove; 5. positioning component; 501. vertical rod; 502. T-shaped slider; 503. rotating shaft; 504. fixing rod; 505. sleeve frame; 506. positioning bolt; 507. telescopic rod; 508. first spring; 509. pressure plate; 6. adsorption fixing component; 601. negative pressure suction hole; 602. connecting pipe; 603. negative pressure suction pipe; 604. negative pressure suction pump; 7. limiting component; 701. baffle; 702. second spring; 703. limiting plate. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0023] like Figure 1-Figure 2 As shown, a heat exchanger plate processing fixture for accurate positioning includes a base plate 1, a positioning clamp 2 and a positioning assembly 5. Positioning clamps 2 are slidably arranged on both sides of the upper and left sides of the base plate 1, and a movable adjustment assembly 3 is installed on one side of the positioning clamp 2. The movable adjustment assembly 3 includes a mounting frame 301, a drive motor 302, a bidirectional screw rod 303 and a movable sleeve 304. The drive motor 302 is installed on one side of the inner side of the mounting frame 301, and the bidirectional screw rod 303 is arranged on one side of the output shaft of the drive motor 302. The outer side of the bidirectional screw rod 303 Two movable sleeves 304 are symmetrically arranged on the side; the movable adjustment component 3 also includes a connecting rod 305, the movable sleeves 304 are slidably connected to the installation frame 301, and the two movable sleeves 304 are respectively fixed with the connecting rods 305 between the left and right positioning clamps 2; the front and rear sides of the positioning clamp 2 are both installed with a limiting component 7, and the limiting component 7 includes a baffle 701, a second spring 702 and a limiting plate 703, the baffle 701 is fixedly connected to the positioning clamp 2, and the inner side of the baffle 701 is elastically connected to the limiting plate 703 through the second spring 702;

[0024] The specific operation is as follows: the driving motor 302 is used to drive the rotation of the bidirectional screw rod 303, and then drive the two movable sleeves 304 to move toward each other, so that the movable sleeve 304, the connecting rod 305 and the positioning clamp 2 can move to position and clamp the left and right sides of the heat exchanger plate. At the same time, the limit plates 703 on the front and rear sides of the positioning clamp 2 can flexibly limit the front and rear sides of the heat exchanger plate under the elastic action of the second spring 702, so that the left and right sides and the front and rear sides of the heat exchanger plate can be fully positioned and clamped at the same time.

[0025] like Figure 3 As shown, a positioning assembly 5 is installed on the upper outer side of the positioning splint 2, and the positioning assembly 5 includes a vertical rod 501, a rotating shaft 503, a fixed rod 504, a sleeve frame 505, a positioning bolt 506, a telescopic rod 507, a first spring 508 and a pressure plate 509. The fixing rod 504 is rotatably installed on the upper side of the vertical rod 501 through the rotating shaft 503, and the outer side of the fixing rod 504 is slidably sleeved with a sleeve frame 505, the upper side of the sleeve frame 505 is penetrated by a positioning bolt 506, and the lower side of the sleeve frame 505 is installed with a telescopic rod 507, and both sides of the bottom end of the telescopic rod 507 are elastically connected with a pressure plate 509 through a first spring 508, and the pressure plate 509 is in an arc-shaped structure, and a limited sliding groove 4 is provided on the outer side wall of the positioning splint 2. The positioning assembly 5 also includes a T-shaped slider 502, and a T-shaped slider 502 is fixed on the side of the vertical rod 501 close to the limited sliding groove 4, and the T-shaped slider 502 is slidably connected with the limited sliding groove 4;

[0026] The specific operation is as follows: the mutual cooperation between the T-shaped slider 502 and the limiting slide groove 4 facilitates the sliding adjustment of the front and rear position of the vertical rod 501, and the movement of the sleeve frame 505 on the outside of the fixed rod 504 facilitates the adjustment of the left and right position of the telescopic rod 507. The positioning bolt 506 facilitates the locking of the sleeve frame 505, so that the position of the telescopic rod 507 can correspond to the tube groove of the heat exchanger plate, and the telescopic rod 507 facilitates the lifting and lowering of the first spring 508 and the pressure plate 509, so that the pressure plate 509 is located inside the tube groove of the heat exchanger plate, and the two arc-shaped pressure plates 509 can fit tightly with the inner wall of the tube groove of the heat exchanger plate under the action of the first spring 508, thereby further clamping and positioning the heat exchanger plate.

[0027] like Figure 4 As shown, an adsorption fixing component 6 is provided on the inner side of the middle of the bottom plate 1, and the adsorption fixing component 6 includes a negative pressure suction hole 601. The negative pressure suction holes 601 are equidistantly provided in the middle of the bottom plate 1, and the negative pressure suction holes 601 are in a mesh structure; the adsorption fixing component 6 also includes a connecting pipe 602, a negative pressure suction pipe 603 and a negative pressure suction pump 604. The lower side of the negative pressure suction hole 601 is connected with the connecting pipe 602, and the connecting pipe 602 is embedded in the inner side of the bottom plate 1. One side of the connecting pipe 602 is connected with the negative pressure suction pipe 603, and one end of the negative pressure suction pipe 603 is installed with the negative pressure suction pump 604;

[0028] The specific operation is as follows: the negative pressure suction pipe 603 is connected to the connecting pipe 602 and the negative pressure suction hole 601. Starting the negative pressure suction pump 604 can suction through the negative pressure suction pipe 603 and the connecting pipe 602, thereby causing the negative pressure suction hole 601 to generate negative pressure suction force, so as to facilitate negative pressure adsorption positioning of the bottom of the heat exchanger plate.

[0029] In summary, if Figure 1-Figure 5As shown, the heat exchanger plate processing fixture that is easy to accurately position can be used to place the heat exchanger plate on the upper side of the bottom plate 1, and then the two-way screw rod 303 is driven to rotate by the driving motor 302, thereby driving the two movable sleeves 304 to move towards each other, so that the movable sleeve 304, the connecting rod 305 and the positioning clamping plate 2 can move to position and clamp the left and right sides of the heat exchanger plate. At the same time, the limiting plates 703 on the front and rear sides of the positioning clamping plate 2 can flexibly limit the front and rear sides of the heat exchanger plate under the elastic action of the second spring 702, and then the front and rear positions of the vertical rod 501 are adjusted by sliding with each other between the T-shaped slider 502 and the limiting slide groove 4, and then the left and right positions of the telescopic rod 507 are adjusted by moving the sleeve frame 505 on the outside of the fixed rod 504. The sleeve frame 505 is locked by the positioning bolt 506 so that the position of the telescopic rod 507 can correspond to the tube groove of the heat exchanger plate, and the telescopic rod 507 drives the first spring 508 and the pressure plate 509 to rise and fall, so that the pressure plate 509 is located inside the tube groove of the heat exchanger plate, and then the two arc-shaped pressure plates 509 can fit tightly with the inner wall of the tube groove of the heat exchanger plate under the action of the first spring 508, thereby further clamping and positioning the heat exchanger plate, and finally starting the negative pressure suction pump 604 to suction through the negative pressure suction pipe 603 and the connecting pipe 602, so that the negative pressure suction hole 601 generates negative pressure suction, thereby negative pressure adsorption and positioning the bottom of the heat exchanger plate, thus completing the use process of the heat exchanger plate processing fixture that is easy to accurately position.

[0030] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A heat exchanger plate processing fixture that facilitates precise positioning, comprising a base plate (1), a positioning clamp (2) and a positioning assembly (5), characterized in that: Positioning clamps (2) are slidably arranged on both left and right sides of the upper part of the bottom plate (1), and a movable adjustment component (3) is installed on one side of the positioning clamp (2). A positioning component (5) is installed on the upper side of the outer side of the positioning clamp (2), and the positioning component (5) includes a vertical rod (501), a rotating shaft (503), a fixed rod (504), a sleeve frame (505), a positioning bolt (506), a telescopic rod (507), a first spring (508) and a pressure plate (509). The upper side of the vertical rod (501) is connected to the rotating shaft by a first spring (508). (503) is rotatably mounted with a fixed rod (504), and a sleeve frame (505) is provided on the outer sliding sleeve of the fixed rod (504), a positioning bolt (506) is passed through the upper side of the sleeve frame (505), and a telescopic rod (507) is installed on the lower side of the sleeve frame (505), and both sides of the bottom end of the telescopic rod (507) are elastically connected with a pressure plate (509) through a first spring (508), and the pressure plate (509) is an arc-shaped structure, and an adsorption fixing component (6) is provided on the inner side of the middle part of the bottom plate (1).

2. A heat exchanger plate processing fixture that facilitates precise positioning according to claim 1, characterized in that: The movable adjustment component (3) comprises a mounting frame (301), a driving motor (302), a bidirectional screw rod (303) and a movable sleeve (304); the driving motor (302) is mounted on one side of the interior of the mounting frame (301), and a bidirectional screw rod (303) is arranged on one side of the output shaft of the driving motor (302); and two movable sleeves (304) are symmetrically arranged on the outer side of the bidirectional screw rod (303).

3. A heat exchanger plate processing fixture that facilitates precise positioning according to claim 2, characterized in that: The movable adjustment assembly (3) further comprises a connecting rod (305), the movable sleeves (304) are all slidably connected to the mounting frame (301), and connecting rods (305) are respectively fixed between the two movable sleeves (304) and the left and right positioning clamps (2).

4. A heat exchanger plate processing fixture that facilitates precise positioning according to claim 1, characterized in that: The outer wall of the positioning clamp (2) is provided with a limiting slide groove (4), and the positioning assembly (5) also includes a T-shaped slider (502). The T-shaped slider (502) is fixed to the side of the vertical rod (501) close to the limiting slide groove (4), and the T-shaped slider (502) is slidably connected to the limiting slide groove (4).

5. The heat exchanger plate processing fixture that facilitates precise positioning according to claim 1, characterized in that: The adsorption and fixing component (6) comprises negative pressure suction holes (601), and the negative pressure suction holes (601) are arranged at equal distances in the middle of the bottom plate (1), and the negative pressure suction holes (601) are in a mesh structure.

6. A heat exchanger plate processing fixture that facilitates precise positioning according to claim 5, characterized in that: The adsorption and fixing component (6) also includes a connecting pipe (602), a negative pressure suction pipe (603) and a negative pressure suction pump (604); the lower side of the negative pressure suction hole (601) is connected to the connecting pipe (602), and the connecting pipe (602) is embedded in the inner side of the bottom plate (1); one side of the connecting pipe (602) is connected to the negative pressure suction pipe (603), and the negative pressure suction pump (604) is installed at one end of the negative pressure suction pipe (603).

7. A heat exchanger plate processing fixture that facilitates precise positioning according to claim 1, characterized in that: A limiting assembly (7) is installed on both the front and rear sides of the positioning clamp (2), and the limiting assembly (7) comprises a baffle (701), a second spring (702) and a limiting plate (703), the baffle (701) is fixedly connected to the positioning clamp (2), and the inner side of the baffle (701) is elastically connected to the limiting plate (703) via the second spring (702).

Images