New energy automobile valve body clamp

Abstract

The utility model relates to the technical field of automobile part manufacturing, and particularly discloses a new energy automobile valve body clamp. The new energy automobile valve body clamp comprises a base plate, the base plate is provided with a positioning and supporting assembly used for positioning and supporting a to-be-machined valve body and two pressing and holding mechanisms, and the pressing and holding mechanisms can press and hold the to-be-machined valve body on the positioning and supporting assembly; the positioning and supporting assembly comprises a positioning and supporting seat, and a plurality of first positioning and supporting blocks are arranged on the positioning and supporting seat; a plurality of pressing claws are arranged on the positioning supporting seat at intervals in the circumferential direction, and each pressing claw is connected with a first driving mechanism which drives the pressing claw to synchronously move downwards towards the center of the positioning supporting seat. According to the new energy automobile valve body clamp, centering, positioning and clamping of a valve body can be achieved, and the machining precision and the machining efficiency can be improved easily.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile parts manufacturing, especially to a new energy automobile valve body clamp. BACKGROUND

[0002] The existing new energy automobile valve body clamp generally comprises two supporting cylinders, a plurality of positioning pieces and four pressing mechanisms, wherein the two supporting cylinders are used for positioning and supporting the valve body to be machined, each positioning piece is used for positioning the valve body to be machined, and the four pressing mechanisms are arranged on the two sides and are used for rotating and pressing the valve body to be machined. For example, the patent with the publication number CN222791839U discloses a valve body tool clamp for an automobile exhaust system, which adopts the above-mentioned clamping and fixing mode. However, with the adjustment of the valve body structure and machining process, such as the removal of the lugs on both sides of the valve body upper cavity and the increase of the machining of the valve body inner cavity circumferential surface, etc. Therefore, it is necessary to improve the existing valve body clamp to meet the new valve body machining requirements. SUMMARY

[0003] The utility model discloses a new energy automobile valve body clamp, which can realize the centering positioning and clamping of the valve body, and is beneficial to improving the machining precision and efficiency.

[0004] To achieve this purpose, the utility model adopts the following technical scheme:

[0005] A new energy automobile valve body clamp comprises a base plate, a positioning and supporting assembly for positioning and supporting the valve body to be machined and two pressing mechanisms arranged on the base plate, and the pressing mechanisms can press and hold the valve body to be machined on the positioning and supporting assembly.

[0006] The positioning and supporting assembly comprises a positioning and supporting seat, a plurality of first positioning and supporting blocks are arranged on the positioning and supporting seat, a plurality of pressing claws are arranged on the positioning and supporting seat in a ring shape, and each pressing claw is connected with a first driving mechanism for driving the pressing claw to move downward synchronously towards the center of the positioning and supporting seat.

[0007] Further, the first driving mechanism comprises a plurality of slide columns, a connecting plate and a driving piece, the upper end of each slide column is connected with the pressing claw, the lower end of each slide column is slidably arranged in the positioning and supporting seat, the sliding direction of each slide column is arranged at an angle with the vertical central axis direction of the positioning and supporting seat, the connecting plate is movably arranged in the positioning and supporting seat in an up-down manner and is connected with each slide column, and the driving piece drives the connecting plate to move upward and downward relative to the positioning and supporting seat.

[0008] Further, a clamping groove is formed in the side surface of each slide column, and the connecting plate has a clamping portion extending into the clamping groove.

[0009] Further, the positioning support base is provided with a limiting piece for limiting the sliding of the slide column.

[0010] Further, the positioning support assembly further comprises a plurality of second positioning support blocks, and a positioning pin is arranged on the positioning surface of at least one second positioning support block.

[0011] Further, the base plate is further provided with two limiting columns for limiting the two sides of the valve body to be machined.

[0012] Further, the limiting column is eccentrically mounted on the base plate.

[0013] Further, the base plate is provided with a positioning installation groove for positioning and installing the positioning support base.

[0014] Further, the base plate is provided with an avoiding hole for exposing the machining position of the bottom surface of the valve body.

[0015] Further, the base plate is rotationally connected between two supports, and one of the supports is provided with a second driving mechanism for driving the rotation of the base plate.

[0016] The beneficial effects of the utility model are as follows:

[0017] 1. The new energy automobile valve body clamp utilizes the first positioning support blocks to position and support the upward cavity bottom surface of the valve body; under the driving of the first driving mechanism, the pressing claws are synchronously moved downward toward the center of the positioning support base, so that the cavity is centered and clamped; the valve body is fixed on the positioning support assembly by the two pressing mechanisms, so that the clamping and fixing of the valve body are completed. The new energy automobile valve body clamp has high clamping precision for the valve body, can cooperate with machining tools to realize accurate machining of the upper end surface and the side end surface of the valve body, can further increase accurate machining of the inner cavity circumferential surface of the valve body, reduces the clamping frequency of the valve body, and improves the machining efficiency of the valve body.

[0018] 2. The new energy automobile valve body clamp can also cooperate with machining tools to realize accurate machining of the lower end surface of the valve body, further reduces the clamping frequency of the valve body, and improves the machining efficiency of the valve body. DRAWINGS

[0019] Fig. 1 is a structural schematic view of the new energy automobile valve body clamp.

[0020] Fig. 2 is a structural schematic view of the positioning support assembly.

[0021] Fig. 3 is a structural schematic view of the first driving mechanism. DETAILED DESCRIPTION

[0022] The technical solution of this utility model will be further described below with reference to the accompanying drawings and specific embodiments.

[0023] like Figs. 1 to 3 As shown, a valve body fixture for new energy vehicles includes a base plate 1. The base plate 1 is provided with a positioning support assembly 2 for positioning and supporting the valve body to be processed, and two pressing mechanisms 3. The pressing mechanisms 3 can press the valve body to be processed onto the positioning support assembly 2. The positioning support assembly 2 includes a positioning support base 21, on which a plurality of first positioning support blocks 22 are provided. The positioning support base 21 is also provided with a plurality of pressing claws 4 at intervals along the circumference. Each pressing claw 4 is connected to a first driving mechanism 5 that drives it to move synchronously downward toward the center of the positioning support base 21.

[0024] In use, the positioning support assembly 2 is used to position and support the placed valve body. Each first positioning support block 22 is used to position and support the bottom surface of the valve body cavity with the opening facing upward. Under the drive of the first drive mechanism 5, each pressure claw 4 moves downward toward the center of the positioning support seat 21, thereby achieving centering and clamping of the cavity to facilitate the machining of the inner circumferential surface of the valve body. The two pressing mechanisms 3 press down and fix the valve body on the positioning support assembly 2, thereby completing the clamping and fixing of the valve body.

[0025] Specifically, in this embodiment, the positioning support component 2 further includes a plurality of second positioning support blocks 23; at least one second positioning support block 23 has a positioning pin 24 disposed on its positioning surface. Preferably, three second positioning support blocks 23 are provided, wherein two of the second positioning support blocks 23 are provided with positioning pins 24.

[0026] like Fig. 3 As shown, the first driving mechanism 5 includes several sliding columns 51, a connecting plate 52, and a driving component 53. The upper end of each sliding column 51 is connected to a pressure claw 4, and the lower end of each sliding column 51 is slidably disposed within a positioning support base 21, with the sliding direction of the sliding column 51 forming an angle with the vertical central axis of the positioning support base 21. The connecting plate 52 is movably disposed within the positioning support base 21 and connected to each sliding column 51. The driving component 53 drives the connecting plate 52 to move up and down relative to the positioning support base 21. In this embodiment, three sliding columns 51 are preferably provided, and the driving component 53 is preferably a hydraulic cylinder.

[0027] In use, under the drive of the drive component 53, the connecting plate 52 moves downward relative to the positioning support 21, causing each sliding column 51 to slide synchronously relative to the positioning support 21, thereby enabling each pressure claw 4 to center and clamp the cavity of the valve body.

[0028] Further, the side of the slide column 51 is provided with a clamping groove 511, and the connecting plate 52 is provided with a clamping portion 521 extending into the clamping groove 511.

[0029] Further, the positioning support base 21 is provided with a limiting piece for limiting the sliding of the slide column 51, which is installed in the mounting hole 211 formed in the side of the positioning support base 21, and can be a limiting pin or a limiting rod.

[0030] In the embodiment, the base plate 1 is further provided with two limiting columns 6 for limiting the two sides of the valve body to be machined.

[0031] In the embodiment, the base plate 1 is provided with a positioning and mounting groove for positioning and mounting the positioning support base 21.

[0032] In the embodiment, the base plate 1 is provided with an avoiding hole 7 for exposing the machining position of the bottom surface of the valve body, so as to facilitate the machining of the machining position of the bottom surface of the valve body.

[0033] In the embodiment, the base plate 1 is rotatably connected between two supports 8, and one of the supports 8 is provided with a second driving mechanism for driving the rotation of the base plate 1.

[0034] The new energy automobile valve body clamp improves the clamping accuracy of the valve body, can cooperate with the machining tool to realize accurate machining of the upper end surface and the side end surface of the valve body, can simultaneously increase accurate machining of the inner cavity circumferential surface of the valve body, reduces the clamping frequency of the valve body, and improves the machining efficiency of the valve body.

[0035] The technical principles of the utility model are described above in combination with specific embodiments. These descriptions are only for explaining the principles of the utility model, and cannot be explained as the limitation of the protection scope of the utility model in any way. Based on the explanation herein, the person skilled in the art can think of other specific embodiments of the utility model without creative labor, and these embodiments will fall within the protection scope of the utility model.

Claims

1. A new energy vehicle valve body clamp, characterized in that, The utility model relates to a valve body positioning and supporting device, which comprises a base plate (1) provided with a positioning and supporting assembly (2) for positioning and supporting a valve body to be processed and two pressing mechanisms (3) capable of pressing the valve body to be processed on the positioning and supporting assembly (2). The positioning and supporting assembly (2) comprises a positioning and supporting seat (21) provided with a plurality of first positioning and supporting blocks (22), and a plurality of pressing claws (4) are arranged on the positioning and supporting seat (21) in a ring direction, each of the pressing claws (4) is connected with a first driving mechanism (5) for driving the pressing claw (4) to move synchronously downward toward the center of the positioning and supporting seat (21).

2. The new energy vehicle valve body clamp according to claim 1, characterized in that, The first driving mechanism (5) comprises a plurality of slide columns (51), a connecting plate (52) and a driving member (53), the upper end of the slide column (51) is connected with the pressing claw (4), the lower end of the slide column (51) is slidably arranged in the positioning and supporting seat (21), and the sliding direction of the slide column (51) is arranged at an angle with the vertical central axis direction of the positioning and supporting seat (21), the connecting plate (52) is movably arranged in the positioning and supporting seat (21) and connected with each of the slide columns (51), and the driving member (53) drives the connecting plate (52) to move up and down relative to the positioning and supporting seat (21).

3. The new energy vehicle valve body clamp according to claim 2, characterized in that, The side surface of the slide column (51) is provided with a clamping groove (511), and the connecting plate (52) has a clamping portion (521) extending into the clamping groove (511).

4. The new energy vehicle valve body clamp of claim 2, wherein, The positioning and supporting seat (21) is provided with a limiting member for limiting the sliding of the slide column (51).

5. The new energy vehicle valve body clamp of claim 1, wherein, The positioning and supporting assembly (2) further comprises a plurality of second positioning and supporting blocks (23), and a positioning pin (24) is arranged on the positioning surface of at least one of the second positioning and supporting blocks (23).

6. The new energy vehicle valve body clamp according to claim 1, characterized in that, The base plate (1) is further provided with two limiting columns (6) for limiting the two sides of the valve body to be processed.

7. The new energy vehicle valve body clamp of claim 6, wherein, The limiting column (6) is eccentrically mounted on the base plate (1).

8. The new energy vehicle valve body clamp according to claim 1, characterized in that, The base plate (1) is provided with a positioning and mounting groove for positioning and mounting the positioning and supporting seat (21).

9. The new energy vehicle valve body clamp of claim 1, wherein, The base plate (1) is provided with an avoiding hole (7) for exposing the processing position of the bottom surface of the valve body.

10. The new energy vehicle valve body clamp according to any one of claims 1 to 9, characterized in that, The base plate (1) is rotatably connected between two supports (8), one of the supports (8) is provided with a second driving mechanism for driving the base plate (1) to rotate.

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